Home / 40,065,303.38-55,290,122.30-22,661,274.02

Finding the Fourth Proportional to 40,065,303.38, 55,290,122.30 and 22,661,274.02

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Solution

The fourth proportional to 40,065,303.38, 55,290,122.30 and 22,661,274.02 is: 31,272,560.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,065,303.38 : 55,290,122.30 = 22,661,274.02 : x
  2. Step 2: Convert to fraction form
    40,065,303.38/55,290,122.30 = 22,661,274.02/x
  3. Step 3: Cross multiply
    40,065,303.38x = 55,290,122.30 × 22,661,274.02
  4. Step 4: Simplify right side
    40,065,303.38x = 1,252,944,611,819,815.25
  5. Step 5: Solve for x
    x = 1,252,944,611,819,815.25/40,065,303.38
  6. Step 6: Final answer
    x = 31,272,560.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.