Home / 33,220,529.40-49,830,794.10-31,785,638.70

Finding the Fourth Proportional to 33,220,529.40, 49,830,794.10 and 31,785,638.70

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Solution

The fourth proportional to 33,220,529.40, 49,830,794.10 and 31,785,638.70 is: 47,678,458.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,220,529.40 : 49,830,794.10 = 31,785,638.70 : x
  2. Step 2: Convert to fraction form
    33,220,529.40/49,830,794.10 = 31,785,638.70/x
  3. Step 3: Cross multiply
    33,220,529.40x = 49,830,794.10 × 31,785,638.70
  4. Step 4: Simplify right side
    33,220,529.40x = 1,583,903,617,396,691.75
  5. Step 5: Solve for x
    x = 1,583,903,617,396,691.75/33,220,529.40
  6. Step 6: Final answer
    x = 47,678,458.05

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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.