Home / 9,272,298.52-12,796,557.90-5,143,659.90

Finding the Fourth Proportional to 9,272,298.52, 12,796,557.90 and 5,143,659.90

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Solution

The fourth proportional to 9,272,298.52, 12,796,557.90 and 5,143,659.90 is: 7,098,686.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,272,298.52 : 12,796,557.90 = 5,143,659.90 : x
  2. Step 2: Convert to fraction form
    9,272,298.52/12,796,557.90 = 5,143,659.90/x
  3. Step 3: Cross multiply
    9,272,298.52x = 12,796,557.90 × 5,143,659.90
  4. Step 4: Simplify right side
    9,272,298.52x = 65,821,141,728,258.22
  5. Step 5: Solve for x
    x = 65,821,141,728,258.22/9,272,298.52
  6. Step 6: Final answer
    x = 7,098,686.65

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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.