Home / 8,474,140.10-12,711,210.15-5,072,917.70

Finding the Fourth Proportional to 8,474,140.10, 12,711,210.15 and 5,072,917.70

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Solution

The fourth proportional to 8,474,140.10, 12,711,210.15 and 5,072,917.70 is: 7,609,376.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,474,140.10 : 12,711,210.15 = 5,072,917.70 : x
  2. Step 2: Convert to fraction form
    8,474,140.10/12,711,210.15 = 5,072,917.70/x
  3. Step 3: Cross multiply
    8,474,140.10x = 12,711,210.15 × 5,072,917.70
  4. Step 4: Simplify right side
    8,474,140.10x = 64,482,922,958,354.66
  5. Step 5: Solve for x
    x = 64,482,922,958,354.66/8,474,140.10
  6. Step 6: Final answer
    x = 7,609,376.55

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Similar ratio
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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.