Home / 8,943,972.56-12,342,985.86-5,024,420.90

Finding the Fourth Proportional to 8,943,972.56, 12,342,985.86 and 5,024,420.90

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Solution

The fourth proportional to 8,943,972.56, 12,342,985.86 and 5,024,420.90 is: 6,933,871.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943,972.56 : 12,342,985.86 = 5,024,420.90 : x
  2. Step 2: Convert to fraction form
    8,943,972.56/12,342,985.86 = 5,024,420.90/x
  3. Step 3: Cross multiply
    8,943,972.56x = 12,342,985.86 × 5,024,420.90
  4. Step 4: Simplify right side
    8,943,972.56x = 62,016,356,123,388.48
  5. Step 5: Solve for x
    x = 62,016,356,123,388.48/8,943,972.56
  6. Step 6: Final answer
    x = 6,933,871.47

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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.