Home / 52,460,830.10-78,691,245.15-18,377,747.30

Finding the Fourth Proportional to 52,460,830.10, 78,691,245.15 and 18,377,747.30

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Solution

The fourth proportional to 52,460,830.10, 78,691,245.15 and 18,377,747.30 is: 27,566,620.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,460,830.10 : 78,691,245.15 = 18,377,747.30 : x
  2. Step 2: Convert to fraction form
    52,460,830.10/78,691,245.15 = 18,377,747.30/x
  3. Step 3: Cross multiply
    52,460,830.10x = 78,691,245.15 × 18,377,747.30
  4. Step 4: Simplify right side
    52,460,830.10x = 1,446,167,818,089,050.75
  5. Step 5: Solve for x
    x = 1,446,167,818,089,050.75/52,460,830.10
  6. Step 6: Final answer
    x = 27,566,620.95

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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.