Home / 8,463,347.28-12,692,324.76-2,782,262.16

Finding the Fourth Proportional to 8,463,347.28, 12,692,324.76 and 2,782,262.16

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Solution

The fourth proportional to 8,463,347.28, 12,692,324.76 and 2,782,262.16 is: 4,172,506.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,463,347.28 : 12,692,324.76 = 2,782,262.16 : x
  2. Step 2: Convert to fraction form
    8,463,347.28/12,692,324.76 = 2,782,262.16/x
  3. Step 3: Cross multiply
    8,463,347.28x = 12,692,324.76 × 2,782,262.16
  4. Step 4: Simplify right side
    8,463,347.28x = 35,313,374,902,179.09
  5. Step 5: Solve for x
    x = 35,313,374,902,179.09/8,463,347.28
  6. Step 6: Final answer
    x = 4,172,506.90

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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.