Home / 22,207,877.20-33,311,815.80-13,249,925.20

Finding the Fourth Proportional to 22,207,877.20, 33,311,815.80 and 13,249,925.20

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Solution

The fourth proportional to 22,207,877.20, 33,311,815.80 and 13,249,925.20 is: 19,874,887.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,207,877.20 : 33,311,815.80 = 13,249,925.20 : x
  2. Step 2: Convert to fraction form
    22,207,877.20/33,311,815.80 = 13,249,925.20/x
  3. Step 3: Cross multiply
    22,207,877.20x = 33,311,815.80 × 13,249,925.20
  4. Step 4: Simplify right side
    22,207,877.20x = 441,379,067,626,178.12
  5. Step 5: Solve for x
    x = 441,379,067,626,178.12/22,207,877.20
  6. Step 6: Final answer
    x = 19,874,887.80

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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.