Home / 8,870,652.35-12,241,428.94-5,149,828.61

Finding the Fourth Proportional to 8,870,652.35, 12,241,428.94 and 5,149,828.61

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Solution

The fourth proportional to 8,870,652.35, 12,241,428.94 and 5,149,828.61 is: 7,106,722.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,870,652.35 : 12,241,428.94 = 5,149,828.61 : x
  2. Step 2: Convert to fraction form
    8,870,652.35/12,241,428.94 = 5,149,828.61/x
  3. Step 3: Cross multiply
    8,870,652.35x = 12,241,428.94 × 5,149,828.61
  4. Step 4: Simplify right side
    8,870,652.35x = 63,041,260,982,493.98
  5. Step 5: Solve for x
    x = 63,041,260,982,493.98/8,870,652.35
  6. Step 6: Final answer
    x = 7,106,722.09

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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.