Home / 8,392,381.04-12,588,530.05-7,251,672.07

Finding the Fourth Proportional to 8,392,381.04, 12,588,530.05 and 7,251,672.07

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Solution

The fourth proportional to 8,392,381.04, 12,588,530.05 and 7,251,672.07 is: 10,877,472.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392,381.04 : 12,588,530.05 = 7,251,672.07 : x
  2. Step 2: Convert to fraction form
    8,392,381.04/12,588,530.05 = 7,251,672.07/x
  3. Step 3: Cross multiply
    8,392,381.04x = 12,588,530.05 × 7,251,672.07
  4. Step 4: Simplify right side
    8,392,381.04x = 91,287,891,719,930.47
  5. Step 5: Solve for x
    x = 91,287,891,719,930.47/8,392,381.04
  6. Step 6: Final answer
    x = 10,877,472.23

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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.