Home / 40,438,861.80-60,658,292.70-40,186,919.40

Finding the Fourth Proportional to 40,438,861.80, 60,658,292.70 and 40,186,919.40

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Solution

The fourth proportional to 40,438,861.80, 60,658,292.70 and 40,186,919.40 is: 60,280,379.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,438,861.80 : 60,658,292.70 = 40,186,919.40 : x
  2. Step 2: Convert to fraction form
    40,438,861.80/60,658,292.70 = 40,186,919.40/x
  3. Step 3: Cross multiply
    40,438,861.80x = 60,658,292.70 × 40,186,919.40
  4. Step 4: Simplify right side
    40,438,861.80x = 2,437,669,919,676,508.50
  5. Step 5: Solve for x
    x = 2,437,669,919,676,508.50/40,438,861.80
  6. Step 6: Final answer
    x = 60,280,379.10

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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.