Home / 33,280,772.40-49,921,158.60-18,948,049.20

Finding the Fourth Proportional to 33,280,772.40, 49,921,158.60 and 18,948,049.20

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Solution

The fourth proportional to 33,280,772.40, 49,921,158.60 and 18,948,049.20 is: 28,422,073.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,280,772.40 : 49,921,158.60 = 18,948,049.20 : x
  2. Step 2: Convert to fraction form
    33,280,772.40/49,921,158.60 = 18,948,049.20/x
  3. Step 3: Cross multiply
    33,280,772.40x = 49,921,158.60 × 18,948,049.20
  4. Step 4: Simplify right side
    33,280,772.40x = 945,908,569,273,803.12
  5. Step 5: Solve for x
    x = 945,908,569,273,803.12/33,280,772.40
  6. Step 6: Final answer
    x = 28,422,073.80

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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.