Home / 55,536,007.20-83,304,010.80-39,380,200.80

Finding the Fourth Proportional to 55,536,007.20, 83,304,010.80 and 39,380,200.80

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Solution

The fourth proportional to 55,536,007.20, 83,304,010.80 and 39,380,200.80 is: 59,070,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,536,007.20 : 83,304,010.80 = 39,380,200.80 : x
  2. Step 2: Convert to fraction form
    55,536,007.20/83,304,010.80 = 39,380,200.80/x
  3. Step 3: Cross multiply
    55,536,007.20x = 83,304,010.80 × 39,380,200.80
  4. Step 4: Simplify right side
    55,536,007.20x = 3,280,528,672,749,368.50
  5. Step 5: Solve for x
    x = 3,280,528,672,749,368.50/55,536,007.20
  6. Step 6: Final answer
    x = 59,070,301.20

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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.