Home / 10,317,618.60-15,476,427.90-10,158,186.30

Finding the Fourth Proportional to 10,317,618.60, 15,476,427.90 and 10,158,186.30

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Solution

The fourth proportional to 10,317,618.60, 15,476,427.90 and 10,158,186.30 is: 15,237,279.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317,618.60 : 15,476,427.90 = 10,158,186.30 : x
  2. Step 2: Convert to fraction form
    10,317,618.60/15,476,427.90 = 10,158,186.30/x
  3. Step 3: Cross multiply
    10,317,618.60x = 15,476,427.90 × 10,158,186.30
  4. Step 4: Simplify right side
    10,317,618.60x = 157,212,437,866,717.78
  5. Step 5: Solve for x
    x = 157,212,437,866,717.78/10,317,618.60
  6. Step 6: Final answer
    x = 15,237,279.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.