Home / 52,598,734.20-78,842,114.10-20,238,132.60

Finding the Fourth Proportional to 52,598,734.20, 78,842,114.10 and 20,238,132.60

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Solution

The fourth proportional to 52,598,734.20, 78,842,114.10 and 20,238,132.60 is: 30,335,657.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,598,734.20 : 78,842,114.10 = 20,238,132.60 : x
  2. Step 2: Convert to fraction form
    52,598,734.20/78,842,114.10 = 20,238,132.60/x
  3. Step 3: Cross multiply
    52,598,734.20x = 78,842,114.10 × 20,238,132.60
  4. Step 4: Simplify right side
    52,598,734.20x = 1,595,617,159,620,129.75
  5. Step 5: Solve for x
    x = 1,595,617,159,620,129.75/52,598,734.20
  6. Step 6: Final answer
    x = 30,335,657.01

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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.