Home / 48,236,213.40-72,332,201.70-21,296,002.20

Finding the Fourth Proportional to 48,236,213.40, 72,332,201.70 and 21,296,002.20

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Solution

The fourth proportional to 48,236,213.40, 72,332,201.70 and 21,296,002.20 is: 31,934,238.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,236,213.40 : 72,332,201.70 = 21,296,002.20 : x
  2. Step 2: Convert to fraction form
    48,236,213.40/72,332,201.70 = 21,296,002.20/x
  3. Step 3: Cross multiply
    48,236,213.40x = 72,332,201.70 × 21,296,002.20
  4. Step 4: Simplify right side
    48,236,213.40x = 1,540,386,726,534,043.75
  5. Step 5: Solve for x
    x = 1,540,386,726,534,043.75/48,236,213.40
  6. Step 6: Final answer
    x = 31,934,238.16

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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.