Home / 22,169,561.18-30,608,390.09-19,842,423.68

Finding the Fourth Proportional to 22,169,561.18, 30,608,390.09 and 19,842,423.68

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Solution

The fourth proportional to 22,169,561.18, 30,608,390.09 and 19,842,423.68 is: 27,395,429.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,169,561.18 : 30,608,390.09 = 19,842,423.68 : x
  2. Step 2: Convert to fraction form
    22,169,561.18/30,608,390.09 = 19,842,423.68/x
  3. Step 3: Cross multiply
    22,169,561.18x = 30,608,390.09 × 19,842,423.68
  4. Step 4: Simplify right side
    22,169,561.18x = 607,344,644,454,620.38
  5. Step 5: Solve for x
    x = 607,344,644,454,620.38/22,169,561.18
  6. Step 6: Final answer
    x = 27,395,429.24

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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.