Home / 8,262,929.91-12,356,344.29-7,859,822.07

Finding the Fourth Proportional to 8,262,929.91, 12,356,344.29 and 7,859,822.07

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Solution

The fourth proportional to 8,262,929.91, 12,356,344.29 and 7,859,822.07 is: 11,753,538.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262,929.91 : 12,356,344.29 = 7,859,822.07 : x
  2. Step 2: Convert to fraction form
    8,262,929.91/12,356,344.29 = 7,859,822.07/x
  3. Step 3: Cross multiply
    8,262,929.91x = 12,356,344.29 × 7,859,822.07
  4. Step 4: Simplify right side
    8,262,929.91x = 97,118,667,555,060.48
  5. Step 5: Solve for x
    x = 97,118,667,555,060.48/8,262,929.91
  6. Step 6: Final answer
    x = 11,753,538.83

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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.