Home / 12,729,366.98-17,566,898.90-6,928,524.44

Finding the Fourth Proportional to 12,729,366.98, 17,566,898.90 and 6,928,524.44

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Solution

The fourth proportional to 12,729,366.98, 17,566,898.90 and 6,928,524.44 is: 9,561,566.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,729,366.98 : 17,566,898.90 = 6,928,524.44 : x
  2. Step 2: Convert to fraction form
    12,729,366.98/17,566,898.90 = 6,928,524.44/x
  3. Step 3: Cross multiply
    12,729,366.98x = 17,566,898.90 × 6,928,524.44
  4. Step 4: Simplify right side
    12,729,366.98x = 121,712,688,307,057.86
  5. Step 5: Solve for x
    x = 121,712,688,307,057.86/12,729,366.98
  6. Step 6: Final answer
    x = 9,561,566.46

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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.