Home / 6,128,904.66-8,457,947.19-3,375,654.51

Finding the Fourth Proportional to 6,128,904.66, 8,457,947.19 and 3,375,654.51

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Solution

The fourth proportional to 6,128,904.66, 8,457,947.19 and 3,375,654.51 is: 4,658,435.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128,904.66 : 8,457,947.19 = 3,375,654.51 : x
  2. Step 2: Convert to fraction form
    6,128,904.66/8,457,947.19 = 3,375,654.51/x
  3. Step 3: Cross multiply
    6,128,904.66x = 8,457,947.19 × 3,375,654.51
  4. Step 4: Simplify right side
    6,128,904.66x = 28,551,107,577,265.32
  5. Step 5: Solve for x
    x = 28,551,107,577,265.32/6,128,904.66
  6. Step 6: Final answer
    x = 4,658,435.59

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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.