Home / 10,165,682.28-15,248,528.90-6,381,822.36

Finding the Fourth Proportional to 10,165,682.28, 15,248,528.90 and 6,381,822.36

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Solution

The fourth proportional to 10,165,682.28, 15,248,528.90 and 6,381,822.36 is: 9,572,736.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,165,682.28 : 15,248,528.90 = 6,381,822.36 : x
  2. Step 2: Convert to fraction form
    10,165,682.28/15,248,528.90 = 6,381,822.36/x
  3. Step 3: Cross multiply
    10,165,682.28x = 15,248,528.90 × 6,381,822.36
  4. Step 4: Simplify right side
    10,165,682.28x = 97,313,402,659,217.09
  5. Step 5: Solve for x
    x = 97,313,402,659,217.09/10,165,682.28
  6. Step 6: Final answer
    x = 9,572,736.98

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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.