Home / 7,479,348.28-10,319,742.57-4,539,100.15

Finding the Fourth Proportional to 7,479,348.28, 10,319,742.57 and 4,539,100.15

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Solution

The fourth proportional to 7,479,348.28, 10,319,742.57 and 4,539,100.15 is: 6,262,891.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,479,348.28 : 10,319,742.57 = 4,539,100.15 : x
  2. Step 2: Convert to fraction form
    7,479,348.28/10,319,742.57 = 4,539,100.15/x
  3. Step 3: Cross multiply
    7,479,348.28x = 10,319,742.57 × 4,539,100.15
  4. Step 4: Simplify right side
    7,479,348.28x = 46,842,345,016,431
  5. Step 5: Solve for x
    x = 46,842,345,016,431/7,479,348.28
  6. Step 6: Final answer
    x = 6,262,891.26

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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.