Home / 42,010,878.32-63,016,819.24-11,716,898.16

Finding the Fourth Proportional to 42,010,878.32, 63,016,819.24 and 11,716,898.16

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Solution

The fourth proportional to 42,010,878.32, 63,016,819.24 and 11,716,898.16 is: 17,575,487.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,010,878.32 : 63,016,819.24 = 11,716,898.16 : x
  2. Step 2: Convert to fraction form
    42,010,878.32/63,016,819.24 = 11,716,898.16/x
  3. Step 3: Cross multiply
    42,010,878.32x = 63,016,819.24 × 11,716,898.16
  4. Step 4: Simplify right side
    42,010,878.32x = 738,361,653,402,208.62
  5. Step 5: Solve for x
    x = 738,361,653,402,208.62/42,010,878.32
  6. Step 6: Final answer
    x = 17,575,487.18

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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.