Home / 57,221,020.80-85,831,531.20-33,034,550.40

Finding the Fourth Proportional to 57,221,020.80, 85,831,531.20 and 33,034,550.40

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Solution

The fourth proportional to 57,221,020.80, 85,831,531.20 and 33,034,550.40 is: 49,551,825.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,221,020.80 : 85,831,531.20 = 33,034,550.40 : x
  2. Step 2: Convert to fraction form
    57,221,020.80/85,831,531.20 = 33,034,550.40/x
  3. Step 3: Cross multiply
    57,221,020.80x = 85,831,531.20 × 33,034,550.40
  4. Step 4: Simplify right side
    57,221,020.80x = 2,835,406,043,335,572.50
  5. Step 5: Solve for x
    x = 2,835,406,043,335,572.50/57,221,020.80
  6. Step 6: Final answer
    x = 49,551,825.60

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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.