Home / 14,665,148.06-20,236,567.05-8,703,526.86

Finding the Fourth Proportional to 14,665,148.06, 20,236,567.05 and 8,703,526.86

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Solution

The fourth proportional to 14,665,148.06, 20,236,567.05 and 8,703,526.86 is: 12,010,073.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,665,148.06 : 20,236,567.05 = 8,703,526.86 : x
  2. Step 2: Convert to fraction form
    14,665,148.06/20,236,567.05 = 8,703,526.86/x
  3. Step 3: Cross multiply
    14,665,148.06x = 20,236,567.05 × 8,703,526.86
  4. Step 4: Simplify right side
    14,665,148.06x = 176,129,504,873,865.97
  5. Step 5: Solve for x
    x = 176,129,504,873,865.97/14,665,148.06
  6. Step 6: Final answer
    x = 12,010,073.42

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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.