Home / 31,572,032.80-47,344,052.40-14,523,930.40

Finding the Fourth Proportional to 31,572,032.80, 47,344,052.40 and 14,523,930.40

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Solution

The fourth proportional to 31,572,032.80, 47,344,052.40 and 14,523,930.40 is: 21,779,456.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,572,032.80 : 47,344,052.40 = 14,523,930.40 : x
  2. Step 2: Convert to fraction form
    31,572,032.80/47,344,052.40 = 14,523,930.40/x
  3. Step 3: Cross multiply
    31,572,032.80x = 47,344,052.40 × 14,523,930.40
  4. Step 4: Simplify right side
    31,572,032.80x = 687,621,721,911,553
  5. Step 5: Solve for x
    x = 687,621,721,911,553/31,572,032.80
  6. Step 6: Final answer
    x = 21,779,456.72

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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.