Home / 12,611,446.48-17,385,581.64-8,983,475.92

Finding the Fourth Proportional to 12,611,446.48, 17,385,581.64 and 8,983,475.92

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Solution

The fourth proportional to 12,611,446.48, 17,385,581.64 and 8,983,475.92 is: 12,384,222.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,611,446.48 : 17,385,581.64 = 8,983,475.92 : x
  2. Step 2: Convert to fraction form
    12,611,446.48/17,385,581.64 = 8,983,475.92/x
  3. Step 3: Cross multiply
    12,611,446.48x = 17,385,581.64 × 8,983,475.92
  4. Step 4: Simplify right side
    12,611,446.48x = 156,182,954,018,134.12
  5. Step 5: Solve for x
    x = 156,182,954,018,134.12/12,611,446.48
  6. Step 6: Final answer
    x = 12,384,222.08

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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.