Home / 10,352,813.70-15,529,220.55-9,722,957.70

Finding the Fourth Proportional to 10,352,813.70, 15,529,220.55 and 9,722,957.70

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Solution

The fourth proportional to 10,352,813.70, 15,529,220.55 and 9,722,957.70 is: 14,584,436.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352,813.70 : 15,529,220.55 = 9,722,957.70 : x
  2. Step 2: Convert to fraction form
    10,352,813.70/15,529,220.55 = 9,722,957.70/x
  3. Step 3: Cross multiply
    10,352,813.70x = 15,529,220.55 × 9,722,957.70
  4. Step 4: Simplify right side
    10,352,813.70x = 150,989,954,521,620.72
  5. Step 5: Solve for x
    x = 150,989,954,521,620.72/10,352,813.70
  6. Step 6: Final answer
    x = 14,584,436.55

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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.