Home / 42,034,689.18-63,054,693.81-17,769,092.58

Finding the Fourth Proportional to 42,034,689.18, 63,054,693.81 and 17,769,092.58

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Solution

The fourth proportional to 42,034,689.18, 63,054,693.81 and 17,769,092.58 is: 26,654,763.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,034,689.18 : 63,054,693.81 = 17,769,092.58 : x
  2. Step 2: Convert to fraction form
    42,034,689.18/63,054,693.81 = 17,769,092.58/x
  3. Step 3: Cross multiply
    42,034,689.18x = 63,054,693.81 × 17,769,092.58
  4. Step 4: Simplify right side
    42,034,689.18x = 1,120,424,691,913,442.88
  5. Step 5: Solve for x
    x = 1,120,424,691,913,442.88/42,034,689.18
  6. Step 6: Final answer
    x = 26,654,763.33

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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.