Home / 15,079,023.92-20,816,280.48-9,282,774.08

Finding the Fourth Proportional to 15,079,023.92, 20,816,280.48 and 9,282,774.08

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Solution

The fourth proportional to 15,079,023.92, 20,816,280.48 and 9,282,774.08 is: 12,814,677.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,079,023.92 : 20,816,280.48 = 9,282,774.08 : x
  2. Step 2: Convert to fraction form
    15,079,023.92/20,816,280.48 = 9,282,774.08/x
  3. Step 3: Cross multiply
    15,079,023.92x = 20,816,280.48 × 9,282,774.08
  4. Step 4: Simplify right side
    15,079,023.92x = 193,232,828,881,753.97
  5. Step 5: Solve for x
    x = 193,232,828,881,753.97/15,079,023.92
  6. Step 6: Final answer
    x = 12,814,677.52

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1.5x scale

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.