Home / 52,488,004.20-78,732,006.30-26,978,836.20

Finding the Fourth Proportional to 52,488,004.20, 78,732,006.30 and 26,978,836.20

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Solution

The fourth proportional to 52,488,004.20, 78,732,006.30 and 26,978,836.20 is: 40,468,254.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,004.20 : 78,732,006.30 = 26,978,836.20 : x
  2. Step 2: Convert to fraction form
    52,488,004.20/78,732,006.30 = 26,978,836.20/x
  3. Step 3: Cross multiply
    52,488,004.20x = 78,732,006.30 × 26,978,836.20
  4. Step 4: Simplify right side
    52,488,004.20x = 2,124,097,901,665,068
  5. Step 5: Solve for x
    x = 2,124,097,901,665,068/52,488,004.20
  6. Step 6: Final answer
    x = 40,468,254.30

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1.5x scale

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.