Home / 6,866,841.28-9,475,799.52-3,811,057.60

Finding the Fourth Proportional to 6,866,841.28, 9,475,799.52 and 3,811,057.60

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Solution

The fourth proportional to 6,866,841.28, 9,475,799.52 and 3,811,057.60 is: 5,259,014.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,866,841.28 : 9,475,799.52 = 3,811,057.60 : x
  2. Step 2: Convert to fraction form
    6,866,841.28/9,475,799.52 = 3,811,057.60/x
  3. Step 3: Cross multiply
    6,866,841.28x = 9,475,799.52 × 3,811,057.60
  4. Step 4: Simplify right side
    6,866,841.28x = 36,112,817,776,772.35
  5. Step 5: Solve for x
    x = 36,112,817,776,772.35/6,866,841.28
  6. Step 6: Final answer
    x = 5,259,014.49

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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.