Home / 8,722,688.28-12,037,705.52-4,855,456.68

Finding the Fourth Proportional to 8,722,688.28, 12,037,705.52 and 4,855,456.68

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Solution

The fourth proportional to 8,722,688.28, 12,037,705.52 and 4,855,456.68 is: 6,700,750.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,722,688.28 : 12,037,705.52 = 4,855,456.68 : x
  2. Step 2: Convert to fraction form
    8,722,688.28/12,037,705.52 = 4,855,456.68/x
  3. Step 3: Cross multiply
    8,722,688.28x = 12,037,705.52 × 4,855,456.68
  4. Step 4: Simplify right side
    8,722,688.28x = 58,448,557,678,956.87
  5. Step 5: Solve for x
    x = 58,448,557,678,956.87/8,722,688.28
  6. Step 6: Final answer
    x = 6,700,750.48

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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.