Home / 26,838,045.20-40,257,067.80-6,643,287.20

Finding the Fourth Proportional to 26,838,045.20, 40,257,067.80 and 6,643,287.20

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Solution

The fourth proportional to 26,838,045.20, 40,257,067.80 and 6,643,287.20 is: 9,964,930.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,838,045.20 : 40,257,067.80 = 6,643,287.20 : x
  2. Step 2: Convert to fraction form
    26,838,045.20/40,257,067.80 = 6,643,287.20/x
  3. Step 3: Cross multiply
    26,838,045.20x = 40,257,067.80 × 6,643,287.20
  4. Step 4: Simplify right side
    26,838,045.20x = 267,439,263,225,272.16
  5. Step 5: Solve for x
    x = 267,439,263,225,272.16/26,838,045.20
  6. Step 6: Final answer
    x = 9,964,930.80

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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.