Home / 22,833,928.80-31,480,338.63-18,139,899.15

Finding the Fourth Proportional to 22,833,928.80, 31,480,338.63 and 18,139,899.15

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Solution

The fourth proportional to 22,833,928.80, 31,480,338.63 and 18,139,899.15 is: 25,008,844.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,833,928.80 : 31,480,338.63 = 18,139,899.15 : x
  2. Step 2: Convert to fraction form
    22,833,928.80/31,480,338.63 = 18,139,899.15/x
  3. Step 3: Cross multiply
    22,833,928.80x = 31,480,338.63 × 18,139,899.15
  4. Step 4: Simplify right side
    22,833,928.80x = 571,050,167,956,049.12
  5. Step 5: Solve for x
    x = 571,050,167,956,049.12/22,833,928.80
  6. Step 6: Final answer
    x = 25,008,844.21

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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.