Home / 28,336,139.40-42,504,209.10-22,667,435.40

Finding the Fourth Proportional to 28,336,139.40, 42,504,209.10 and 22,667,435.40

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Solution

The fourth proportional to 28,336,139.40, 42,504,209.10 and 22,667,435.40 is: 34,001,153.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,336,139.40 : 42,504,209.10 = 22,667,435.40 : x
  2. Step 2: Convert to fraction form
    28,336,139.40/42,504,209.10 = 22,667,435.40/x
  3. Step 3: Cross multiply
    28,336,139.40x = 42,504,209.10 × 22,667,435.40
  4. Step 4: Simplify right side
    28,336,139.40x = 963,461,414,002,342.12
  5. Step 5: Solve for x
    x = 963,461,414,002,342.12/28,336,139.40
  6. Step 6: Final answer
    x = 34,001,153.10

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Similar ratio
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1.5x scale

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.