Home / 52,461,135.10-78,691,702.65-18,378,052.30

Finding the Fourth Proportional to 52,461,135.10, 78,691,702.65 and 18,378,052.30

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Solution

The fourth proportional to 52,461,135.10, 78,691,702.65 and 18,378,052.30 is: 27,567,078.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,461,135.10 : 78,691,702.65 = 18,378,052.30 : x
  2. Step 2: Convert to fraction form
    52,461,135.10/78,691,702.65 = 18,378,052.30/x
  3. Step 3: Cross multiply
    52,461,135.10x = 78,691,702.65 × 18,378,052.30
  4. Step 4: Simplify right side
    52,461,135.10x = 1,446,200,226,877,748.75
  5. Step 5: Solve for x
    x = 1,446,200,226,877,748.75/52,461,135.10
  6. Step 6: Final answer
    x = 27,567,078.45

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Similar ratio
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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.