Home / 10,193,400.45-15,290,100.68-4,131,036.45

Finding the Fourth Proportional to 10,193,400.45, 15,290,100.68 and 4,131,036.45

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Solution

The fourth proportional to 10,193,400.45, 15,290,100.68 and 4,131,036.45 is: 6,196,554.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,193,400.45 : 15,290,100.68 = 4,131,036.45 : x
  2. Step 2: Convert to fraction form
    10,193,400.45/15,290,100.68 = 4,131,036.45/x
  3. Step 3: Cross multiply
    10,193,400.45x = 15,290,100.68 × 4,131,036.45
  4. Step 4: Simplify right side
    10,193,400.45x = 63,163,963,212,594.61
  5. Step 5: Solve for x
    x = 63,163,963,212,594.61/10,193,400.45
  6. Step 6: Final answer
    x = 6,196,554.68

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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.