Home / 9,370,284.28-12,930,901.20-5,240,268.46

Finding the Fourth Proportional to 9,370,284.28, 12,930,901.20 and 5,240,268.46

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Solution

The fourth proportional to 9,370,284.28, 12,930,901.20 and 5,240,268.46 is: 7,231,519.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,370,284.28 : 12,930,901.20 = 5,240,268.46 : x
  2. Step 2: Convert to fraction form
    9,370,284.28/12,930,901.20 = 5,240,268.46/x
  3. Step 3: Cross multiply
    9,370,284.28x = 12,930,901.20 × 5,240,268.46
  4. Step 4: Simplify right side
    9,370,284.28x = 67,761,393,717,736.15
  5. Step 5: Solve for x
    x = 67,761,393,717,736.15/9,370,284.28
  6. Step 6: Final answer
    x = 7,231,519.52

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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.