Home / 17,387,755.92-23,995,187.28-10,865,173.68

Finding the Fourth Proportional to 17,387,755.92, 23,995,187.28 and 10,865,173.68

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Solution

The fourth proportional to 17,387,755.92, 23,995,187.28 and 10,865,173.68 is: 14,993,992.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387,755.92 : 23,995,187.28 = 10,865,173.68 : x
  2. Step 2: Convert to fraction form
    17,387,755.92/23,995,187.28 = 10,865,173.68/x
  3. Step 3: Cross multiply
    17,387,755.92x = 23,995,187.28 × 10,865,173.68
  4. Step 4: Simplify right side
    17,387,755.92x = 260,711,877,281,326.78
  5. Step 5: Solve for x
    x = 260,711,877,281,326.78/17,387,755.92
  6. Step 6: Final answer
    x = 14,993,992.24

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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.