Home / 22,902,071.52-31,604,672.40-12,588,684.96

Finding the Fourth Proportional to 22,902,071.52, 31,604,672.40 and 12,588,684.96

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Solution

The fourth proportional to 22,902,071.52, 31,604,672.40 and 12,588,684.96 is: 17,372,282.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,902,071.52 : 31,604,672.40 = 12,588,684.96 : x
  2. Step 2: Convert to fraction form
    22,902,071.52/31,604,672.40 = 12,588,684.96/x
  3. Step 3: Cross multiply
    22,902,071.52x = 31,604,672.40 × 12,588,684.96
  4. Step 4: Simplify right side
    22,902,071.52x = 397,861,264,107,607.12
  5. Step 5: Solve for x
    x = 397,861,264,107,607.12/22,902,071.52
  6. Step 6: Final answer
    x = 17,372,282.84

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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.