Home / 38,935,320.60-58,383,489.06-12,005,477.40

Finding the Fourth Proportional to 38,935,320.60, 58,383,489.06 and 12,005,477.40

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Solution

The fourth proportional to 38,935,320.60, 58,383,489.06 and 12,005,477.40 is: 18,002,205.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,935,320.60 : 58,383,489.06 = 12,005,477.40 : x
  2. Step 2: Convert to fraction form
    38,935,320.60/58,383,489.06 = 12,005,477.40/x
  3. Step 3: Cross multiply
    38,935,320.60x = 58,383,489.06 × 12,005,477.40
  4. Step 4: Simplify right side
    38,935,320.60x = 700,921,658,442,977.25
  5. Step 5: Solve for x
    x = 700,921,658,442,977.25/38,935,320.60
  6. Step 6: Final answer
    x = 18,002,205.91

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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.