Home / 74,726,572.32-112,094,581.68-31,587,734.88

Finding the Fourth Proportional to 74,726,572.32, 112,094,581.68 and 31,587,734.88

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Solution

The fourth proportional to 74,726,572.32, 112,094,581.68 and 31,587,734.88 is: 47,383,598.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,726,572.32 : 112,094,581.68 = 31,587,734.88 : x
  2. Step 2: Convert to fraction form
    74,726,572.32/112,094,581.68 = 31,587,734.88/x
  3. Step 3: Cross multiply
    74,726,572.32x = 112,094,581.68 × 31,587,734.88
  4. Step 4: Simplify right side
    74,726,572.32x = 3,540,813,927,592,345
  5. Step 5: Solve for x
    x = 3,540,813,927,592,345/74,726,572.32
  6. Step 6: Final answer
    x = 47,383,598.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.