Home / 54,437,421.60-81,656,132.40-32,938,336.80

Finding the Fourth Proportional to 54,437,421.60, 81,656,132.40 and 32,938,336.80

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Solution

The fourth proportional to 54,437,421.60, 81,656,132.40 and 32,938,336.80 is: 49,407,505.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,437,421.60 : 81,656,132.40 = 32,938,336.80 : x
  2. Step 2: Convert to fraction form
    54,437,421.60/81,656,132.40 = 32,938,336.80/x
  3. Step 3: Cross multiply
    54,437,421.60x = 81,656,132.40 × 32,938,336.80
  4. Step 4: Simplify right side
    54,437,421.60x = 2,689,617,190,776,592.50
  5. Step 5: Solve for x
    x = 2,689,617,190,776,592.50/54,437,421.60
  6. Step 6: Final answer
    x = 49,407,505.20

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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.