Home / 11,449,715.40-17,182,446.30-4,718,129.40

Finding the Fourth Proportional to 11,449,715.40, 17,182,446.30 and 4,718,129.40

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Solution

The fourth proportional to 11,449,715.40, 17,182,446.30 and 4,718,129.40 is: 7,080,438.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,449,715.40 : 17,182,446.30 = 4,718,129.40 : x
  2. Step 2: Convert to fraction form
    11,449,715.40/17,182,446.30 = 4,718,129.40/x
  3. Step 3: Cross multiply
    11,449,715.40x = 17,182,446.30 × 4,718,129.40
  4. Step 4: Simplify right side
    11,449,715.40x = 81,069,005,051,951.23
  5. Step 5: Solve for x
    x = 81,069,005,051,951.23/11,449,715.40
  6. Step 6: Final answer
    x = 7,080,438.44

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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.