Home / 15,552,391.20-23,328,586.80-13,387,552.80

Finding the Fourth Proportional to 15,552,391.20, 23,328,586.80 and 13,387,552.80

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Solution

The fourth proportional to 15,552,391.20, 23,328,586.80 and 13,387,552.80 is: 20,081,329.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552,391.20 : 23,328,586.80 = 13,387,552.80 : x
  2. Step 2: Convert to fraction form
    15,552,391.20/23,328,586.80 = 13,387,552.80/x
  3. Step 3: Cross multiply
    15,552,391.20x = 23,328,586.80 × 13,387,552.80
  4. Step 4: Simplify right side
    15,552,391.20x = 312,312,687,534,383.06
  5. Step 5: Solve for x
    x = 312,312,687,534,383.06/15,552,391.20
  6. Step 6: Final answer
    x = 20,081,329.20

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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.