Home / 12,482,754.40-18,724,131.60-10,593,186.40

Finding the Fourth Proportional to 12,482,754.40, 18,724,131.60 and 10,593,186.40

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Solution

The fourth proportional to 12,482,754.40, 18,724,131.60 and 10,593,186.40 is: 15,889,779.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,754.40 : 18,724,131.60 = 10,593,186.40 : x
  2. Step 2: Convert to fraction form
    12,482,754.40/18,724,131.60 = 10,593,186.40/x
  3. Step 3: Cross multiply
    12,482,754.40x = 18,724,131.60 × 10,593,186.40
  4. Step 4: Simplify right side
    12,482,754.40x = 198,348,216,216,930.25
  5. Step 5: Solve for x
    x = 198,348,216,216,930.25/12,482,754.40
  6. Step 6: Final answer
    x = 15,889,779.60

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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.