Home / 8,087,866.66-12,128,427.15-3,292,300.54

Finding the Fourth Proportional to 8,087,866.66, 12,128,427.15 and 3,292,300.54

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Solution

The fourth proportional to 8,087,866.66, 12,128,427.15 and 3,292,300.54 is: 4,937,077.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087,866.66 : 12,128,427.15 = 3,292,300.54 : x
  2. Step 2: Convert to fraction form
    8,087,866.66/12,128,427.15 = 3,292,300.54/x
  3. Step 3: Cross multiply
    8,087,866.66x = 12,128,427.15 × 3,292,300.54
  4. Step 4: Simplify right side
    8,087,866.66x = 39,930,427,255,295.66
  5. Step 5: Solve for x
    x = 39,930,427,255,295.66/8,087,866.66
  6. Step 6: Final answer
    x = 4,937,077.84

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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.