Home / 7,253,973.46-10,010,483.38-3,990,718.13

Finding the Fourth Proportional to 7,253,973.46, 10,010,483.38 and 3,990,718.13

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Solution

The fourth proportional to 7,253,973.46, 10,010,483.38 and 3,990,718.13 is: 5,507,191.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253,973.46 : 10,010,483.38 = 3,990,718.13 : x
  2. Step 2: Convert to fraction form
    7,253,973.46/10,010,483.38 = 3,990,718.13/x
  3. Step 3: Cross multiply
    7,253,973.46x = 10,010,483.38 × 3,990,718.13
  4. Step 4: Simplify right side
    7,253,973.46x = 39,949,017,469,565.66
  5. Step 5: Solve for x
    x = 39,949,017,469,565.66/7,253,973.46
  6. Step 6: Final answer
    x = 5,507,191.02

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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.