Home / 52,598,539.20-78,841,821.60-20,237,937.60

Finding the Fourth Proportional to 52,598,539.20, 78,841,821.60 and 20,237,937.60

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Solution

The fourth proportional to 52,598,539.20, 78,841,821.60 and 20,237,937.60 is: 30,335,364.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,598,539.20 : 78,841,821.60 = 20,237,937.60 : x
  2. Step 2: Convert to fraction form
    52,598,539.20/78,841,821.60 = 20,237,937.60/x
  3. Step 3: Cross multiply
    52,598,539.20x = 78,841,821.60 × 20,237,937.60
  4. Step 4: Simplify right side
    52,598,539.20x = 1,595,595,865,811,132.25
  5. Step 5: Solve for x
    x = 1,595,595,865,811,132.25/52,598,539.20
  6. Step 6: Final answer
    x = 30,335,364.63

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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.