Home / 28,083,639.70-42,125,459.55-22,981,806.10

Finding the Fourth Proportional to 28,083,639.70, 42,125,459.55 and 22,981,806.10

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Solution

The fourth proportional to 28,083,639.70, 42,125,459.55 and 22,981,806.10 is: 34,472,709.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,083,639.70 : 42,125,459.55 = 22,981,806.10 : x
  2. Step 2: Convert to fraction form
    28,083,639.70/42,125,459.55 = 22,981,806.10/x
  3. Step 3: Cross multiply
    28,083,639.70x = 42,125,459.55 × 22,981,806.10
  4. Step 4: Simplify right side
    28,083,639.70x = 968,119,143,251,493.25
  5. Step 5: Solve for x
    x = 968,119,143,251,493.25/28,083,639.70
  6. Step 6: Final answer
    x = 34,472,709.15

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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.