Home / 52,489,620.80-78,746,872.80-26,934,574.40

Finding the Fourth Proportional to 52,489,620.80, 78,746,872.80 and 26,934,574.40

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Solution

The fourth proportional to 52,489,620.80, 78,746,872.80 and 26,934,574.40 is: 40,408,245.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,489,620.80 : 78,746,872.80 = 26,934,574.40 : x
  2. Step 2: Convert to fraction form
    52,489,620.80/78,746,872.80 = 26,934,574.40/x
  3. Step 3: Cross multiply
    52,489,620.80x = 78,746,872.80 × 26,934,574.40
  4. Step 4: Simplify right side
    52,489,620.80x = 2,121,013,504,198,936
  5. Step 5: Solve for x
    x = 2,121,013,504,198,936/52,489,620.80
  6. Step 6: Final answer
    x = 40,408,245.89

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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.