Home / 20,239,684.73-30,352,423.53-5,662,687.13

Finding the Fourth Proportional to 20,239,684.73, 30,352,423.53 and 5,662,687.13

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Solution

The fourth proportional to 20,239,684.73, 30,352,423.53 and 5,662,687.13 is: 8,492,043.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,239,684.73 : 30,352,423.53 = 5,662,687.13 : x
  2. Step 2: Convert to fraction form
    20,239,684.73/30,352,423.53 = 5,662,687.13/x
  3. Step 3: Cross multiply
    20,239,684.73x = 30,352,423.53 × 5,662,687.13
  4. Step 4: Simplify right side
    20,239,684.73x = 171,876,278,087,640.19
  5. Step 5: Solve for x
    x = 171,876,278,087,640.19/20,239,684.73
  6. Step 6: Final answer
    x = 8,492,043.25

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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.