Home / 22,739,273.44-31,380,607.92-12,426,431.20

Finding the Fourth Proportional to 22,739,273.44, 31,380,607.92 and 12,426,431.20

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Solution

The fourth proportional to 22,739,273.44, 31,380,607.92 and 12,426,431.20 is: 17,148,699.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,739,273.44 : 31,380,607.92 = 12,426,431.20 : x
  2. Step 2: Convert to fraction form
    22,739,273.44/31,380,607.92 = 12,426,431.20/x
  3. Step 3: Cross multiply
    22,739,273.44x = 31,380,607.92 × 12,426,431.20
  4. Step 4: Simplify right side
    22,739,273.44x = 389,948,965,332,055.12
  5. Step 5: Solve for x
    x = 389,948,965,332,055.12/22,739,273.44
  6. Step 6: Final answer
    x = 17,148,699.42

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1.5x scale

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.