Home / 12,729,384.01-17,566,548.96-6,928,207.35

Finding the Fourth Proportional to 12,729,384.01, 17,566,548.96 and 6,928,207.35

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Solution

The fourth proportional to 12,729,384.01, 17,566,548.96 and 6,928,207.35 is: 9,560,925.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,729,384.01 : 17,566,548.96 = 6,928,207.35 : x
  2. Step 2: Convert to fraction form
    12,729,384.01/17,566,548.96 = 6,928,207.35/x
  3. Step 3: Cross multiply
    12,729,384.01x = 17,566,548.96 × 6,928,207.35
  4. Step 4: Simplify right side
    12,729,384.01x = 121,704,693,618,806.86
  5. Step 5: Solve for x
    x = 121,704,693,618,806.86/12,729,384.01
  6. Step 6: Final answer
    x = 9,560,925.61

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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.