Home / 52,468,876.80-78,703,315.20-26,959,708.80

Finding the Fourth Proportional to 52,468,876.80, 78,703,315.20 and 26,959,708.80

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Solution

The fourth proportional to 52,468,876.80, 78,703,315.20 and 26,959,708.80 is: 40,439,563.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,468,876.80 : 78,703,315.20 = 26,959,708.80 : x
  2. Step 2: Convert to fraction form
    52,468,876.80/78,703,315.20 = 26,959,708.80/x
  3. Step 3: Cross multiply
    52,468,876.80x = 78,703,315.20 × 26,959,708.80
  4. Step 4: Simplify right side
    52,468,876.80x = 2,121,818,459,386,614
  5. Step 5: Solve for x
    x = 2,121,818,459,386,614/52,468,876.80
  6. Step 6: Final answer
    x = 40,439,563.20

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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.