Home / 71,520,010.60-107,280,015.90-26,083,287.40

Finding the Fourth Proportional to 71,520,010.60, 107,280,015.90 and 26,083,287.40

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Solution

The fourth proportional to 71,520,010.60, 107,280,015.90 and 26,083,287.40 is: 39,124,931.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,520,010.60 : 107,280,015.90 = 26,083,287.40 : x
  2. Step 2: Convert to fraction form
    71,520,010.60/107,280,015.90 = 26,083,287.40/x
  3. Step 3: Cross multiply
    71,520,010.60x = 107,280,015.90 × 26,083,287.40
  4. Step 4: Simplify right side
    71,520,010.60x = 2,798,215,486,996,269.50
  5. Step 5: Solve for x
    x = 2,798,215,486,996,269.50/71,520,010.60
  6. Step 6: Final answer
    x = 39,124,931.10

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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.