Home / 10,007,154.90-13,809,503.97-5,423,377.86

Finding the Fourth Proportional to 10,007,154.90, 13,809,503.97 and 5,423,377.86

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Solution

The fourth proportional to 10,007,154.90, 13,809,503.97 and 5,423,377.86 is: 7,484,061.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,007,154.90 : 13,809,503.97 = 5,423,377.86 : x
  2. Step 2: Convert to fraction form
    10,007,154.90/13,809,503.97 = 5,423,377.86/x
  3. Step 3: Cross multiply
    10,007,154.90x = 13,809,503.97 × 5,423,377.86
  4. Step 4: Simplify right side
    10,007,154.90x = 74,894,158,088,480.11
  5. Step 5: Solve for x
    x = 74,894,158,088,480.11/10,007,154.90
  6. Step 6: Final answer
    x = 7,484,061.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.