Home / 40,439,138.70-60,658,708.05-25,133,637.90

Finding the Fourth Proportional to 40,439,138.70, 60,658,708.05 and 25,133,637.90

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Solution

The fourth proportional to 40,439,138.70, 60,658,708.05 and 25,133,637.90 is: 37,700,456.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,439,138.70 : 60,658,708.05 = 25,133,637.90 : x
  2. Step 2: Convert to fraction form
    40,439,138.70/60,658,708.05 = 25,133,637.90/x
  3. Step 3: Cross multiply
    40,439,138.70x = 60,658,708.05 × 25,133,637.90
  4. Step 4: Simplify right side
    40,439,138.70x = 1,524,574,003,610,515
  5. Step 5: Solve for x
    x = 1,524,574,003,610,515/40,439,138.70
  6. Step 6: Final answer
    x = 37,700,456.85

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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.