Home / 22,020,359.29-30,399,140.90-13,765,013.84

Finding the Fourth Proportional to 22,020,359.29, 30,399,140.90 and 13,765,013.84

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Solution

The fourth proportional to 22,020,359.29, 30,399,140.90 and 13,765,013.84 is: 19,002,623.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,020,359.29 : 30,399,140.90 = 13,765,013.84 : x
  2. Step 2: Convert to fraction form
    22,020,359.29/30,399,140.90 = 13,765,013.84/x
  3. Step 3: Cross multiply
    22,020,359.29x = 30,399,140.90 × 13,765,013.84
  4. Step 4: Simplify right side
    22,020,359.29x = 418,444,595,323,020.44
  5. Step 5: Solve for x
    x = 418,444,595,323,020.44/22,020,359.29
  6. Step 6: Final answer
    x = 19,002,623.43

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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.