Home / 48,902,515.80-73,353,773.70-45,207,360.60

Finding the Fourth Proportional to 48,902,515.80, 73,353,773.70 and 45,207,360.60

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Solution

The fourth proportional to 48,902,515.80, 73,353,773.70 and 45,207,360.60 is: 67,811,040.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,902,515.80 : 73,353,773.70 = 45,207,360.60 : x
  2. Step 2: Convert to fraction form
    48,902,515.80/73,353,773.70 = 45,207,360.60/x
  3. Step 3: Cross multiply
    48,902,515.80x = 73,353,773.70 × 45,207,360.60
  4. Step 4: Simplify right side
    48,902,515.80x = 3,316,130,499,026,696.50
  5. Step 5: Solve for x
    x = 3,316,130,499,026,696.50/48,902,515.80
  6. Step 6: Final answer
    x = 67,811,040.90

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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.