Home / 26,521,320.80-39,781,981.20-9,482,549.60

Finding the Fourth Proportional to 26,521,320.80, 39,781,981.20 and 9,482,549.60

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Solution

The fourth proportional to 26,521,320.80, 39,781,981.20 and 9,482,549.60 is: 14,223,824.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,521,320.80 : 39,781,981.20 = 9,482,549.60 : x
  2. Step 2: Convert to fraction form
    26,521,320.80/39,781,981.20 = 9,482,549.60/x
  3. Step 3: Cross multiply
    26,521,320.80x = 39,781,981.20 × 9,482,549.60
  4. Step 4: Simplify right side
    26,521,320.80x = 377,234,609,915,267.56
  5. Step 5: Solve for x
    x = 377,234,609,915,267.56/26,521,320.80
  6. Step 6: Final answer
    x = 14,223,824.40

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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.