Home / 40,186,502.70-60,279,754.05-36,785,280.30

Finding the Fourth Proportional to 40,186,502.70, 60,279,754.05 and 36,785,280.30

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Solution

The fourth proportional to 40,186,502.70, 60,279,754.05 and 36,785,280.30 is: 55,177,920.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,186,502.70 : 60,279,754.05 = 36,785,280.30 : x
  2. Step 2: Convert to fraction form
    40,186,502.70/60,279,754.05 = 36,785,280.30/x
  3. Step 3: Cross multiply
    40,186,502.70x = 60,279,754.05 × 36,785,280.30
  4. Step 4: Simplify right side
    40,186,502.70x = 2,217,407,649,144,310
  5. Step 5: Solve for x
    x = 2,217,407,649,144,310/40,186,502.70
  6. Step 6: Final answer
    x = 55,177,920.45

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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.