Home / 13,646,474.96-18,832,226.58-7,451,564.76

Finding the Fourth Proportional to 13,646,474.96, 18,832,226.58 and 7,451,564.76

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Solution

The fourth proportional to 13,646,474.96, 18,832,226.58 and 7,451,564.76 is: 10,283,209.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,646,474.96 : 18,832,226.58 = 7,451,564.76 : x
  2. Step 2: Convert to fraction form
    13,646,474.96/18,832,226.58 = 7,451,564.76/x
  3. Step 3: Cross multiply
    13,646,474.96x = 18,832,226.58 × 7,451,564.76
  4. Step 4: Simplify right side
    13,646,474.96x = 140,329,555,935,863.30
  5. Step 5: Solve for x
    x = 140,329,555,935,863.30/13,646,474.96
  6. Step 6: Final answer
    x = 10,283,209.14

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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.