Home / 22,833,932.80-31,480,344.16-18,139,903.16

Finding the Fourth Proportional to 22,833,932.80, 31,480,344.16 and 18,139,903.16

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Solution

The fourth proportional to 22,833,932.80, 31,480,344.16 and 18,139,903.16 is: 25,008,849.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,833,932.80 : 31,480,344.16 = 18,139,903.16 : x
  2. Step 2: Convert to fraction form
    22,833,932.80/31,480,344.16 = 18,139,903.16/x
  3. Step 3: Cross multiply
    22,833,932.80x = 31,480,344.16 × 18,139,903.16
  4. Step 4: Simplify right side
    22,833,932.80x = 571,050,394,505,871.50
  5. Step 5: Solve for x
    x = 571,050,394,505,871.50/22,833,932.80
  6. Step 6: Final answer
    x = 25,008,849.75

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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.