Home / 7,254,019.13-10,010,546.19-3,990,763.62

Finding the Fourth Proportional to 7,254,019.13, 10,010,546.19 and 3,990,763.62

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Solution

The fourth proportional to 7,254,019.13, 10,010,546.19 and 3,990,763.62 is: 5,507,253.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254,019.13 : 10,010,546.19 = 3,990,763.62 : x
  2. Step 2: Convert to fraction form
    7,254,019.13/10,010,546.19 = 3,990,763.62/x
  3. Step 3: Cross multiply
    7,254,019.13x = 10,010,546.19 × 3,990,763.62
  4. Step 4: Simplify right side
    7,254,019.13x = 39,949,723,551,381.61
  5. Step 5: Solve for x
    x = 39,949,723,551,381.61/7,254,019.13
  6. Step 6: Final answer
    x = 5,507,253.68

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Double scale
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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.