Home / 42,653,716.90-63,982,396.17-16,751,631.76

Finding the Fourth Proportional to 42,653,716.90, 63,982,396.17 and 16,751,631.76

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Solution

The fourth proportional to 42,653,716.90, 63,982,396.17 and 16,751,631.76 is: 25,128,162.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,653,716.90 : 63,982,396.17 = 16,751,631.76 : x
  2. Step 2: Convert to fraction form
    42,653,716.90/63,982,396.17 = 16,751,631.76/x
  3. Step 3: Cross multiply
    42,653,716.90x = 63,982,396.17 × 16,751,631.76
  4. Step 4: Simplify right side
    42,653,716.90x = 1,071,809,539,602,318.38
  5. Step 5: Solve for x
    x = 1,071,809,539,602,318.38/42,653,716.90
  6. Step 6: Final answer
    x = 25,128,162.74

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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.