Home / 8,216,627.45-12,324,946.03-3,097,667.21

Finding the Fourth Proportional to 8,216,627.45, 12,324,946.03 and 3,097,667.21

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Solution

The fourth proportional to 8,216,627.45, 12,324,946.03 and 3,097,667.21 is: 4,646,502.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,216,627.45 : 12,324,946.03 = 3,097,667.21 : x
  2. Step 2: Convert to fraction form
    8,216,627.45/12,324,946.03 = 3,097,667.21/x
  3. Step 3: Cross multiply
    8,216,627.45x = 12,324,946.03 × 3,097,667.21
  4. Step 4: Simplify right side
    8,216,627.45x = 38,178,581,112,781.78
  5. Step 5: Solve for x
    x = 38,178,581,112,781.78/8,216,627.45
  6. Step 6: Final answer
    x = 4,646,502.64

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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.