Home / 54,128,350.80-81,192,526.20-43,924,683.60

Finding the Fourth Proportional to 54,128,350.80, 81,192,526.20 and 43,924,683.60

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Solution

The fourth proportional to 54,128,350.80, 81,192,526.20 and 43,924,683.60 is: 65,887,025.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,128,350.80 : 81,192,526.20 = 43,924,683.60 : x
  2. Step 2: Convert to fraction form
    54,128,350.80/81,192,526.20 = 43,924,683.60/x
  3. Step 3: Cross multiply
    54,128,350.80x = 81,192,526.20 × 43,924,683.60
  4. Step 4: Simplify right side
    54,128,350.80x = 3,566,356,024,019,710.50
  5. Step 5: Solve for x
    x = 3,566,356,024,019,710.50/54,128,350.80
  6. Step 6: Final answer
    x = 65,887,025.40

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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.