Home / 34,656,856.68-47,826,473.79-18,976,872.88

Finding the Fourth Proportional to 34,656,856.68, 47,826,473.79 and 18,976,872.88

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Solution

The fourth proportional to 34,656,856.68, 47,826,473.79 and 18,976,872.88 is: 26,188,090.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,656,856.68 : 47,826,473.79 = 18,976,872.88 : x
  2. Step 2: Convert to fraction form
    34,656,856.68/47,826,473.79 = 18,976,872.88/x
  3. Step 3: Cross multiply
    34,656,856.68x = 47,826,473.79 × 18,976,872.88
  4. Step 4: Simplify right side
    34,656,856.68x = 907,596,913,542,428.25
  5. Step 5: Solve for x
    x = 907,596,913,542,428.25/34,656,856.68
  6. Step 6: Final answer
    x = 26,188,090.92

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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.