Home / 40,438,580.70-60,657,871.05-25,133,079.90

Finding the Fourth Proportional to 40,438,580.70, 60,657,871.05 and 25,133,079.90

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Solution

The fourth proportional to 40,438,580.70, 60,657,871.05 and 25,133,079.90 is: 37,699,619.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,438,580.70 : 60,657,871.05 = 25,133,079.90 : x
  2. Step 2: Convert to fraction form
    40,438,580.70/60,657,871.05 = 25,133,079.90/x
  3. Step 3: Cross multiply
    40,438,580.70x = 60,657,871.05 × 25,133,079.90
  4. Step 4: Simplify right side
    40,438,580.70x = 1,524,519,119,663,546.75
  5. Step 5: Solve for x
    x = 1,524,519,119,663,546.75/40,438,580.70
  6. Step 6: Final answer
    x = 37,699,619.85

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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.