Home / 16,146,561.78-22,264,154.33-13,197,228.25

Finding the Fourth Proportional to 16,146,561.78, 22,264,154.33 and 13,197,228.25

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Solution

The fourth proportional to 16,146,561.78, 22,264,154.33 and 13,197,228.25 is: 18,197,380.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,146,561.78 : 22,264,154.33 = 13,197,228.25 : x
  2. Step 2: Convert to fraction form
    16,146,561.78/22,264,154.33 = 13,197,228.25/x
  3. Step 3: Cross multiply
    16,146,561.78x = 22,264,154.33 × 13,197,228.25
  4. Step 4: Simplify right side
    16,146,561.78x = 293,825,126,486,235.81
  5. Step 5: Solve for x
    x = 293,825,126,486,235.81/16,146,561.78
  6. Step 6: Final answer
    x = 18,197,380.38

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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.