Home / 7,818,358.80-11,711,572.92-4,023,870

Finding the Fourth Proportional to 7,818,358.80, 11,711,572.92 and 4,023,870

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Solution

The fourth proportional to 7,818,358.80, 11,711,572.92 and 4,023,870 is: 6,027,588.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,818,358.80 : 11,711,572.92 = 4,023,870 : x
  2. Step 2: Convert to fraction form
    7,818,358.80/11,711,572.92 = 4,023,870/x
  3. Step 3: Cross multiply
    7,818,358.80x = 11,711,572.92 × 4,023,870
  4. Step 4: Simplify right side
    7,818,358.80x = 47,125,846,925,600.40
  5. Step 5: Solve for x
    x = 47,125,846,925,600.40/7,818,358.80
  6. Step 6: Final answer
    x = 6,027,588.16

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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.