Home / 6,128,476.70-8,456,969.61-3,374,626.61

Finding the Fourth Proportional to 6,128,476.70, 8,456,969.61 and 3,374,626.61

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Solution

The fourth proportional to 6,128,476.70, 8,456,969.61 and 3,374,626.61 is: 4,656,803.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128,476.70 : 8,456,969.61 = 3,374,626.61 : x
  2. Step 2: Convert to fraction form
    6,128,476.70/8,456,969.61 = 3,374,626.61/x
  3. Step 3: Cross multiply
    6,128,476.70x = 8,456,969.61 × 3,374,626.61
  4. Step 4: Simplify right side
    6,128,476.70x = 28,539,114,685,867.32
  5. Step 5: Solve for x
    x = 28,539,114,685,867.32/6,128,476.70
  6. Step 6: Final answer
    x = 4,656,803.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.