Home / 26,838,036.20-40,257,054.30-6,643,278.20

Finding the Fourth Proportional to 26,838,036.20, 40,257,054.30 and 6,643,278.20

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Solution

The fourth proportional to 26,838,036.20, 40,257,054.30 and 6,643,278.20 is: 9,964,917.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,838,036.20 : 40,257,054.30 = 6,643,278.20 : x
  2. Step 2: Convert to fraction form
    26,838,036.20/40,257,054.30 = 6,643,278.20/x
  3. Step 3: Cross multiply
    26,838,036.20x = 40,257,054.30 × 6,643,278.20
  4. Step 4: Simplify right side
    26,838,036.20x = 267,438,811,227,406.25
  5. Step 5: Solve for x
    x = 267,438,811,227,406.25/26,838,036.20
  6. Step 6: Final answer
    x = 9,964,917.30

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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.