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Finding the Fourth Proportional to 52,826,194.60, 79,239,291.90 and 48,291,231.40

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Solution

The fourth proportional to 52,826,194.60, 79,239,291.90 and 48,291,231.40 is: 72,436,847.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,826,194.60 : 79,239,291.90 = 48,291,231.40 : x
  2. Step 2: Convert to fraction form
    52,826,194.60/79,239,291.90 = 48,291,231.40/x
  3. Step 3: Cross multiply
    52,826,194.60x = 79,239,291.90 × 48,291,231.40
  4. Step 4: Simplify right side
    52,826,194.60x = 3,826,562,981,115,046
  5. Step 5: Solve for x
    x = 3,826,562,981,115,046/52,826,194.60
  6. Step 6: Final answer
    x = 72,436,847.10

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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.