Home / 59,815,695.20-89,723,542.80-19,430,261.60

Finding the Fourth Proportional to 59,815,695.20, 89,723,542.80 and 19,430,261.60

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Solution

The fourth proportional to 59,815,695.20, 89,723,542.80 and 19,430,261.60 is: 29,145,392.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,815,695.20 : 89,723,542.80 = 19,430,261.60 : x
  2. Step 2: Convert to fraction form
    59,815,695.20/89,723,542.80 = 19,430,261.60/x
  3. Step 3: Cross multiply
    59,815,695.20x = 89,723,542.80 × 19,430,261.60
  4. Step 4: Simplify right side
    59,815,695.20x = 1,743,351,908,282,796.50
  5. Step 5: Solve for x
    x = 1,743,351,908,282,796.50/59,815,695.20
  6. Step 6: Final answer
    x = 29,145,392.40

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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.