Home / 22,438,205.64-30,957,822-13,727,297.16

Finding the Fourth Proportional to 22,438,205.64, 30,957,822 and 13,727,297.16

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Solution

The fourth proportional to 22,438,205.64, 30,957,822 and 13,727,297.16 is: 18,939,447.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,438,205.64 : 30,957,822 = 13,727,297.16 : x
  2. Step 2: Convert to fraction form
    22,438,205.64/30,957,822 = 13,727,297.16/x
  3. Step 3: Cross multiply
    22,438,205.64x = 30,957,822 × 13,727,297.16
  4. Step 4: Simplify right side
    22,438,205.64x = 424,967,222,020,385.50
  5. Step 5: Solve for x
    x = 424,967,222,020,385.50/22,438,205.64
  6. Step 6: Final answer
    x = 18,939,447.69

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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.