Home / 7,886,687.17-11,831,742.06-2,421,800.62

Finding the Fourth Proportional to 7,886,687.17, 11,831,742.06 and 2,421,800.62

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Solution

The fourth proportional to 7,886,687.17, 11,831,742.06 and 2,421,800.62 is: 3,633,226.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,886,687.17 : 11,831,742.06 = 2,421,800.62 : x
  2. Step 2: Convert to fraction form
    7,886,687.17/11,831,742.06 = 2,421,800.62/x
  3. Step 3: Cross multiply
    7,886,687.17x = 11,831,742.06 × 2,421,800.62
  4. Step 4: Simplify right side
    7,886,687.17x = 28,654,120,256,588.08
  5. Step 5: Solve for x
    x = 28,654,120,256,588.08/7,886,687.17
  6. Step 6: Final answer
    x = 3,633,226.43

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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.