Home / 52,488,087.80-78,732,131.70-26,931,680.60

Finding the Fourth Proportional to 52,488,087.80, 78,732,131.70 and 26,931,680.60

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Solution

The fourth proportional to 52,488,087.80, 78,732,131.70 and 26,931,680.60 is: 40,397,520.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,087.80 : 78,732,131.70 = 26,931,680.60 : x
  2. Step 2: Convert to fraction form
    52,488,087.80/78,732,131.70 = 26,931,680.60/x
  3. Step 3: Cross multiply
    52,488,087.80x = 78,732,131.70 × 26,931,680.60
  4. Step 4: Simplify right side
    52,488,087.80x = 2,120,388,623,901,535.25
  5. Step 5: Solve for x
    x = 2,120,388,623,901,535.25/52,488,087.80
  6. Step 6: Final answer
    x = 40,397,520.90

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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.