Home / 10,293,521.68-15,440,413.92-2,720,422

Finding the Fourth Proportional to 10,293,521.68, 15,440,413.92 and 2,720,422

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Solution

The fourth proportional to 10,293,521.68, 15,440,413.92 and 2,720,422 is: 4,080,667.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,293,521.68 : 15,440,413.92 = 2,720,422 : x
  2. Step 2: Convert to fraction form
    10,293,521.68/15,440,413.92 = 2,720,422/x
  3. Step 3: Cross multiply
    10,293,521.68x = 15,440,413.92 × 2,720,422
  4. Step 4: Simplify right side
    10,293,521.68x = 42,004,441,717,074.24
  5. Step 5: Solve for x
    x = 42,004,441,717,074.24/10,293,521.68
  6. Step 6: Final answer
    x = 4,080,667.73

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1.5x scale

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.