Home / 8,077,617.60-12,112,881.12-3,025,384.80

Finding the Fourth Proportional to 8,077,617.60, 12,112,881.12 and 3,025,384.80

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Solution

The fourth proportional to 8,077,617.60, 12,112,881.12 and 3,025,384.80 is: 4,536,749.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077,617.60 : 12,112,881.12 = 3,025,384.80 : x
  2. Step 2: Convert to fraction form
    8,077,617.60/12,112,881.12 = 3,025,384.80/x
  3. Step 3: Cross multiply
    8,077,617.60x = 12,112,881.12 × 3,025,384.80
  4. Step 4: Simplify right side
    8,077,617.60x = 36,646,126,424,654.97
  5. Step 5: Solve for x
    x = 36,646,126,424,654.97/8,077,617.60
  6. Step 6: Final answer
    x = 4,536,749.35

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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.