Home / 47,185,221.24-65,102,446.44-30,432,872.16

Finding the Fourth Proportional to 47,185,221.24, 65,102,446.44 and 30,432,872.16

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Solution

The fourth proportional to 47,185,221.24, 65,102,446.44 and 30,432,872.16 is: 41,988,876.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,185,221.24 : 65,102,446.44 = 30,432,872.16 : x
  2. Step 2: Convert to fraction form
    47,185,221.24/65,102,446.44 = 30,432,872.16/x
  3. Step 3: Cross multiply
    47,185,221.24x = 65,102,446.44 × 30,432,872.16
  4. Step 4: Simplify right side
    47,185,221.24x = 1,981,254,429,811,767
  5. Step 5: Solve for x
    x = 1,981,254,429,811,767/47,185,221.24
  6. Step 6: Final answer
    x = 41,988,876.55

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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.