Home / 49,920,409.68-68,892,826.50-27,894,443.76

Finding the Fourth Proportional to 49,920,409.68, 68,892,826.50 and 27,894,443.76

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Solution

The fourth proportional to 49,920,409.68, 68,892,826.50 and 27,894,443.76 is: 38,495,819.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,920,409.68 : 68,892,826.50 = 27,894,443.76 : x
  2. Step 2: Convert to fraction form
    49,920,409.68/68,892,826.50 = 27,894,443.76/x
  3. Step 3: Cross multiply
    49,920,409.68x = 68,892,826.50 × 27,894,443.76
  4. Step 4: Simplify right side
    49,920,409.68x = 1,921,727,074,271,687.75
  5. Step 5: Solve for x
    x = 1,921,727,074,271,687.75/49,920,409.68
  6. Step 6: Final answer
    x = 38,495,819.38

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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.