Home / 22,571,790.12-31,149,253.41-12,258,587.04

Finding the Fourth Proportional to 22,571,790.12, 31,149,253.41 and 12,258,587.04

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Solution

The fourth proportional to 22,571,790.12, 31,149,253.41 and 12,258,587.04 is: 16,916,949.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,571,790.12 : 31,149,253.41 = 12,258,587.04 : x
  2. Step 2: Convert to fraction form
    22,571,790.12/31,149,253.41 = 12,258,587.04/x
  3. Step 3: Cross multiply
    22,571,790.12x = 31,149,253.41 × 12,258,587.04
  4. Step 4: Simplify right side
    22,571,790.12x = 381,845,834,157,501.75
  5. Step 5: Solve for x
    x = 381,845,834,157,501.75/22,571,790.12
  6. Step 6: Final answer
    x = 16,916,949.53

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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.