Home / 9,151,506.80-12,629,074.43-5,021,565.06

Finding the Fourth Proportional to 9,151,506.80, 12,629,074.43 and 5,021,565.06

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Solution

The fourth proportional to 9,151,506.80, 12,629,074.43 and 5,021,565.06 is: 6,929,757.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151,506.80 : 12,629,074.43 = 5,021,565.06 : x
  2. Step 2: Convert to fraction form
    9,151,506.80/12,629,074.43 = 5,021,565.06/x
  3. Step 3: Cross multiply
    9,151,506.80x = 12,629,074.43 × 5,021,565.06
  4. Step 4: Simplify right side
    9,151,506.80x = 63,417,718,957,740.35
  5. Step 5: Solve for x
    x = 63,417,718,957,740.35/9,151,506.80
  6. Step 6: Final answer
    x = 6,929,757.07

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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.