Home / 27,720,642.32-41,577,787.20-7,252,337.88

Finding the Fourth Proportional to 27,720,642.32, 41,577,787.20 and 7,252,337.88

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Solution

The fourth proportional to 27,720,642.32, 41,577,787.20 and 7,252,337.88 is: 10,877,675.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,720,642.32 : 41,577,787.20 = 7,252,337.88 : x
  2. Step 2: Convert to fraction form
    27,720,642.32/41,577,787.20 = 7,252,337.88/x
  3. Step 3: Cross multiply
    27,720,642.32x = 41,577,787.20 × 7,252,337.88
  4. Step 4: Simplify right side
    27,720,642.32x = 301,536,161,077,139.12
  5. Step 5: Solve for x
    x = 301,536,161,077,139.12/27,720,642.32
  6. Step 6: Final answer
    x = 10,877,675.83

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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.