Home / 10,315,796.10-15,436,952.55-8,982,600.90

Finding the Fourth Proportional to 10,315,796.10, 15,436,952.55 and 8,982,600.90

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Solution

The fourth proportional to 10,315,796.10, 15,436,952.55 and 8,982,600.90 is: 13,441,908.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,315,796.10 : 15,436,952.55 = 8,982,600.90 : x
  2. Step 2: Convert to fraction form
    10,315,796.10/15,436,952.55 = 8,982,600.90/x
  3. Step 3: Cross multiply
    10,315,796.10x = 15,436,952.55 × 8,982,600.90
  4. Step 4: Simplify right side
    10,315,796.10x = 138,663,983,868,887.31
  5. Step 5: Solve for x
    x = 138,663,983,868,887.31/10,315,796.10
  6. Step 6: Final answer
    x = 13,441,908.17

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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.