Home / 12,267,508.68-16,932,046.86-7,624,800

Finding the Fourth Proportional to 12,267,508.68, 16,932,046.86 and 7,624,800

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Solution

The fourth proportional to 12,267,508.68, 16,932,046.86 and 7,624,800 is: 10,524,017.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,267,508.68 : 16,932,046.86 = 7,624,800 : x
  2. Step 2: Convert to fraction form
    12,267,508.68/16,932,046.86 = 7,624,800/x
  3. Step 3: Cross multiply
    12,267,508.68x = 16,932,046.86 × 7,624,800
  4. Step 4: Simplify right side
    12,267,508.68x = 129,103,470,898,128
  5. Step 5: Solve for x
    x = 129,103,470,898,128/12,267,508.68
  6. Step 6: Final answer
    x = 10,524,017.08

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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.