Home / 52,488,195.40-78,771,659.10-26,916,041.80

Finding the Fourth Proportional to 52,488,195.40, 78,771,659.10 and 26,916,041.80

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Solution

The fourth proportional to 52,488,195.40, 78,771,659.10 and 26,916,041.80 is: 40,394,249.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,195.40 : 78,771,659.10 = 26,916,041.80 : x
  2. Step 2: Convert to fraction form
    52,488,195.40/78,771,659.10 = 26,916,041.80/x
  3. Step 3: Cross multiply
    52,488,195.40x = 78,771,659.10 × 26,916,041.80
  4. Step 4: Simplify right side
    52,488,195.40x = 2,120,221,268,990,950.25
  5. Step 5: Solve for x
    x = 2,120,221,268,990,950.25/52,488,195.40
  6. Step 6: Final answer
    x = 40,394,249.66

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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.