Home / 38,949,439.56-53,745,543.20-22,434,935.28

Finding the Fourth Proportional to 38,949,439.56, 53,745,543.20 and 22,434,935.28

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Solution

The fourth proportional to 38,949,439.56, 53,745,543.20 and 22,434,935.28 is: 30,957,513.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,949,439.56 : 53,745,543.20 = 22,434,935.28 : x
  2. Step 2: Convert to fraction form
    38,949,439.56/53,745,543.20 = 22,434,935.28/x
  3. Step 3: Cross multiply
    38,949,439.56x = 53,745,543.20 × 22,434,935.28
  4. Step 4: Simplify right side
    38,949,439.56x = 1,205,777,783,280,444.25
  5. Step 5: Solve for x
    x = 1,205,777,783,280,444.25/38,949,439.56
  6. Step 6: Final answer
    x = 30,957,513.05

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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.