Home / 18,589,116.93-25,645,024.08-11,607,674.28

Finding the Fourth Proportional to 18,589,116.93, 25,645,024.08 and 11,607,674.28

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Solution

The fourth proportional to 18,589,116.93, 25,645,024.08 and 11,607,674.28 is: 16,013,621.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,589,116.93 : 25,645,024.08 = 11,607,674.28 : x
  2. Step 2: Convert to fraction form
    18,589,116.93/25,645,024.08 = 11,607,674.28/x
  3. Step 3: Cross multiply
    18,589,116.93x = 25,645,024.08 × 11,607,674.28
  4. Step 4: Simplify right side
    18,589,116.93x = 297,679,086,423,396.62
  5. Step 5: Solve for x
    x = 297,679,086,423,396.62/18,589,116.93
  6. Step 6: Final answer
    x = 16,013,621.71

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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.