Home / 9,253,085.52-12,746,442.04-7,872,005.92

Finding the Fourth Proportional to 9,253,085.52, 12,746,442.04 and 7,872,005.92

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Solution

The fourth proportional to 9,253,085.52, 12,746,442.04 and 7,872,005.92 is: 10,843,957.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,253,085.52 : 12,746,442.04 = 7,872,005.92 : x
  2. Step 2: Convert to fraction form
    9,253,085.52/12,746,442.04 = 7,872,005.92/x
  3. Step 3: Cross multiply
    9,253,085.52x = 12,746,442.04 × 7,872,005.92
  4. Step 4: Simplify right side
    9,253,085.52x = 100,340,067,197,816.88
  5. Step 5: Solve for x
    x = 100,340,067,197,816.88/9,253,085.52
  6. Step 6: Final answer
    x = 10,843,957.62

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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.