Home / 55,279,938.60-82,919,907.90-48,902,646.60

Finding the Fourth Proportional to 55,279,938.60, 82,919,907.90 and 48,902,646.60

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Solution

The fourth proportional to 55,279,938.60, 82,919,907.90 and 48,902,646.60 is: 73,353,969.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,279,938.60 : 82,919,907.90 = 48,902,646.60 : x
  2. Step 2: Convert to fraction form
    55,279,938.60/82,919,907.90 = 48,902,646.60/x
  3. Step 3: Cross multiply
    55,279,938.60x = 82,919,907.90 × 48,902,646.60
  4. Step 4: Simplify right side
    55,279,938.60x = 4,055,002,952,138,248.50
  5. Step 5: Solve for x
    x = 4,055,002,952,138,248.50/55,279,938.60
  6. Step 6: Final answer
    x = 73,353,969.90

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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.