Home / 9,117,722.34-13,654,666.17-5,215,352.13

Finding the Fourth Proportional to 9,117,722.34, 13,654,666.17 and 5,215,352.13

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Solution

The fourth proportional to 9,117,722.34, 13,654,666.17 and 5,215,352.13 is: 7,810,491.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,117,722.34 : 13,654,666.17 = 5,215,352.13 : x
  2. Step 2: Convert to fraction form
    9,117,722.34/13,654,666.17 = 5,215,352.13/x
  3. Step 3: Cross multiply
    9,117,722.34x = 13,654,666.17 × 5,215,352.13
  4. Step 4: Simplify right side
    9,117,722.34x = 71,213,892,294,148.44
  5. Step 5: Solve for x
    x = 71,213,892,294,148.44/9,117,722.34
  6. Step 6: Final answer
    x = 7,810,491.44

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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.