Home / 8,737,512.70-13,106,269.05-7,244,520.70

Finding the Fourth Proportional to 8,737,512.70, 13,106,269.05 and 7,244,520.70

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Solution

The fourth proportional to 8,737,512.70, 13,106,269.05 and 7,244,520.70 is: 10,866,781.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737,512.70 : 13,106,269.05 = 7,244,520.70 : x
  2. Step 2: Convert to fraction form
    8,737,512.70/13,106,269.05 = 7,244,520.70/x
  3. Step 3: Cross multiply
    8,737,512.70x = 13,106,269.05 × 7,244,520.70
  4. Step 4: Simplify right side
    8,737,512.70x = 94,948,637,432,494.34
  5. Step 5: Solve for x
    x = 94,948,637,432,494.34/8,737,512.70
  6. Step 6: Final answer
    x = 10,866,781.05

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Similar ratio
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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.