Home / 22,030,865.38-30,389,927.96-13,756,562.29

Finding the Fourth Proportional to 22,030,865.38, 30,389,927.96 and 13,756,562.29

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Solution

The fourth proportional to 22,030,865.38, 30,389,927.96 and 13,756,562.29 is: 18,976,146.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,030,865.38 : 30,389,927.96 = 13,756,562.29 : x
  2. Step 2: Convert to fraction form
    22,030,865.38/30,389,927.96 = 13,756,562.29/x
  3. Step 3: Cross multiply
    22,030,865.38x = 30,389,927.96 × 13,756,562.29
  4. Step 4: Simplify right side
    22,030,865.38x = 418,060,936,970,352.62
  5. Step 5: Solve for x
    x = 418,060,936,970,352.62/22,030,865.38
  6. Step 6: Final answer
    x = 18,976,146.86

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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.