Home / 9,721,590.20-14,582,385.30-8,902,777.40

Finding the Fourth Proportional to 9,721,590.20, 14,582,385.30 and 8,902,777.40

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Solution

The fourth proportional to 9,721,590.20, 14,582,385.30 and 8,902,777.40 is: 13,354,166.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,721,590.20 : 14,582,385.30 = 8,902,777.40 : x
  2. Step 2: Convert to fraction form
    9,721,590.20/14,582,385.30 = 8,902,777.40/x
  3. Step 3: Cross multiply
    9,721,590.20x = 14,582,385.30 × 8,902,777.40
  4. Step 4: Simplify right side
    9,721,590.20x = 129,823,730,286,932.23
  5. Step 5: Solve for x
    x = 129,823,730,286,932.23/9,721,590.20
  6. Step 6: Final answer
    x = 13,354,166.10

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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.