Home / 6,638,947.38-9,161,532.52-3,810,459.52

Finding the Fourth Proportional to 6,638,947.38, 9,161,532.52 and 3,810,459.52

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Solution

The fourth proportional to 6,638,947.38, 9,161,532.52 and 3,810,459.52 is: 5,258,310.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,638,947.38 : 9,161,532.52 = 3,810,459.52 : x
  2. Step 2: Convert to fraction form
    6,638,947.38/9,161,532.52 = 3,810,459.52/x
  3. Step 3: Cross multiply
    6,638,947.38x = 9,161,532.52 × 3,810,459.52
  4. Step 4: Simplify right side
    6,638,947.38x = 34,909,648,808,623.59
  5. Step 5: Solve for x
    x = 34,909,648,808,623.59/6,638,947.38
  6. Step 6: Final answer
    x = 5,258,310.82

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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.