Home / 14,902,695.72-22,338,128.70-8,499,159.72

Finding the Fourth Proportional to 14,902,695.72, 22,338,128.70 and 8,499,159.72

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Solution

The fourth proportional to 14,902,695.72, 22,338,128.70 and 8,499,159.72 is: 12,739,663.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,902,695.72 : 22,338,128.70 = 8,499,159.72 : x
  2. Step 2: Convert to fraction form
    14,902,695.72/22,338,128.70 = 8,499,159.72/x
  3. Step 3: Cross multiply
    14,902,695.72x = 22,338,128.70 × 8,499,159.72
  4. Step 4: Simplify right side
    14,902,695.72x = 189,855,323,667,215.97
  5. Step 5: Solve for x
    x = 189,855,323,667,215.97/14,902,695.72
  6. Step 6: Final answer
    x = 12,739,663.16

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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.