Home / 36,291,930.60-54,437,895.90-18,152,077.80

Finding the Fourth Proportional to 36,291,930.60, 54,437,895.90 and 18,152,077.80

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Solution

The fourth proportional to 36,291,930.60, 54,437,895.90 and 18,152,077.80 is: 27,228,116.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,291,930.60 : 54,437,895.90 = 18,152,077.80 : x
  2. Step 2: Convert to fraction form
    36,291,930.60/54,437,895.90 = 18,152,077.80/x
  3. Step 3: Cross multiply
    36,291,930.60x = 54,437,895.90 × 18,152,077.80
  4. Step 4: Simplify right side
    36,291,930.60x = 988,160,921,645,101
  5. Step 5: Solve for x
    x = 988,160,921,645,101/36,291,930.60
  6. Step 6: Final answer
    x = 27,228,116.70

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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.