Home / 15,391,117.53-21,234,584.85-8,864,616.24

Finding the Fourth Proportional to 15,391,117.53, 21,234,584.85 and 8,864,616.24

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Solution

The fourth proportional to 15,391,117.53, 21,234,584.85 and 8,864,616.24 is: 12,230,200.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,391,117.53 : 21,234,584.85 = 8,864,616.24 : x
  2. Step 2: Convert to fraction form
    15,391,117.53/21,234,584.85 = 8,864,616.24/x
  3. Step 3: Cross multiply
    15,391,117.53x = 21,234,584.85 × 8,864,616.24
  4. Step 4: Simplify right side
    15,391,117.53x = 188,236,445,710,967.97
  5. Step 5: Solve for x
    x = 188,236,445,710,967.97/15,391,117.53
  6. Step 6: Final answer
    x = 12,230,200.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.