Home / 22,439,565.55-30,965,265.54-13,019,626.81

Finding the Fourth Proportional to 22,439,565.55, 30,965,265.54 and 13,019,626.81

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Solution

The fourth proportional to 22,439,565.55, 30,965,265.54 and 13,019,626.81 is: 17,966,310.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,439,565.55 : 30,965,265.54 = 13,019,626.81 : x
  2. Step 2: Convert to fraction form
    22,439,565.55/30,965,265.54 = 13,019,626.81/x
  3. Step 3: Cross multiply
    22,439,565.55x = 30,965,265.54 × 13,019,626.81
  4. Step 4: Simplify right side
    22,439,565.55x = 403,156,201,403,353.12
  5. Step 5: Solve for x
    x = 403,156,201,403,353.12/22,439,565.55
  6. Step 6: Final answer
    x = 17,966,310.47

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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.