Home / 59,815,339.20-89,723,008.80-19,429,905.60

Finding the Fourth Proportional to 59,815,339.20, 89,723,008.80 and 19,429,905.60

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Solution

The fourth proportional to 59,815,339.20, 89,723,008.80 and 19,429,905.60 is: 29,144,858.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,815,339.20 : 89,723,008.80 = 19,429,905.60 : x
  2. Step 2: Convert to fraction form
    59,815,339.20/89,723,008.80 = 19,429,905.60/x
  3. Step 3: Cross multiply
    59,815,339.20x = 89,723,008.80 × 19,429,905.60
  4. Step 4: Simplify right side
    59,815,339.20x = 1,743,309,591,131,969.25
  5. Step 5: Solve for x
    x = 1,743,309,591,131,969.25/59,815,339.20
  6. Step 6: Final answer
    x = 29,144,858.40

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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.