Home / 41,765,921.20-62,648,881.80-38,931,569.20

Finding the Fourth Proportional to 41,765,921.20, 62,648,881.80 and 38,931,569.20

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Solution

The fourth proportional to 41,765,921.20, 62,648,881.80 and 38,931,569.20 is: 58,397,353.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,765,921.20 : 62,648,881.80 = 38,931,569.20 : x
  2. Step 2: Convert to fraction form
    41,765,921.20/62,648,881.80 = 38,931,569.20/x
  3. Step 3: Cross multiply
    41,765,921.20x = 62,648,881.80 × 38,931,569.20
  4. Step 4: Simplify right side
    41,765,921.20x = 2,439,019,277,099,320.50
  5. Step 5: Solve for x
    x = 2,439,019,277,099,320.50/41,765,921.20
  6. Step 6: Final answer
    x = 58,397,353.80

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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.