Home / 52,460,864.60-78,691,296.90-18,377,781.80

Finding the Fourth Proportional to 52,460,864.60, 78,691,296.90 and 18,377,781.80

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Solution

The fourth proportional to 52,460,864.60, 78,691,296.90 and 18,377,781.80 is: 27,566,672.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,460,864.60 : 78,691,296.90 = 18,377,781.80 : x
  2. Step 2: Convert to fraction form
    52,460,864.60/78,691,296.90 = 18,377,781.80/x
  3. Step 3: Cross multiply
    52,460,864.60x = 78,691,296.90 × 18,377,781.80
  4. Step 4: Simplify right side
    52,460,864.60x = 1,446,171,483,987,216.50
  5. Step 5: Solve for x
    x = 1,446,171,483,987,216.50/52,460,864.60
  6. Step 6: Final answer
    x = 27,566,672.70

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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.