Home / 9,715,276.80-14,582,246.40-4,928,371.20

Finding the Fourth Proportional to 9,715,276.80, 14,582,246.40 and 4,928,371.20

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Solution

The fourth proportional to 9,715,276.80, 14,582,246.40 and 4,928,371.20 is: 7,397,290.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,715,276.80 : 14,582,246.40 = 4,928,371.20 : x
  2. Step 2: Convert to fraction form
    9,715,276.80/14,582,246.40 = 4,928,371.20/x
  3. Step 3: Cross multiply
    9,715,276.80x = 14,582,246.40 × 4,928,371.20
  4. Step 4: Simplify right side
    9,715,276.80x = 71,866,723,189,063.69
  5. Step 5: Solve for x
    x = 71,866,723,189,063.69/9,715,276.80
  6. Step 6: Final answer
    x = 7,397,290.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.