Home / 9,234,309.52-12,743,320.44-5,159,931.76

Finding the Fourth Proportional to 9,234,309.52, 12,743,320.44 and 5,159,931.76

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Solution

The fourth proportional to 9,234,309.52, 12,743,320.44 and 5,159,931.76 is: 7,120,690.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,234,309.52 : 12,743,320.44 = 5,159,931.76 : x
  2. Step 2: Convert to fraction form
    9,234,309.52/12,743,320.44 = 5,159,931.76/x
  3. Step 3: Cross multiply
    9,234,309.52x = 12,743,320.44 × 5,159,931.76
  4. Step 4: Simplify right side
    9,234,309.52x = 65,754,663,866,213.17
  5. Step 5: Solve for x
    x = 65,754,663,866,213.17/9,234,309.52
  6. Step 6: Final answer
    x = 7,120,690.91

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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.