Home / 42,216,005.40-63,324,008.10-39,696,581.40

Finding the Fourth Proportional to 42,216,005.40, 63,324,008.10 and 39,696,581.40

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Solution

The fourth proportional to 42,216,005.40, 63,324,008.10 and 39,696,581.40 is: 59,544,872.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,216,005.40 : 63,324,008.10 = 39,696,581.40 : x
  2. Step 2: Convert to fraction form
    42,216,005.40/63,324,008.10 = 39,696,581.40/x
  3. Step 3: Cross multiply
    42,216,005.40x = 63,324,008.10 × 39,696,581.40
  4. Step 4: Simplify right side
    42,216,005.40x = 2,513,746,642,115,909.50
  5. Step 5: Solve for x
    x = 2,513,746,642,115,909.50/42,216,005.40
  6. Step 6: Final answer
    x = 59,544,872.10

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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.