Home / 6,658,426.15-9,958,786.69-3,919,445.97

Finding the Fourth Proportional to 6,658,426.15, 9,958,786.69 and 3,919,445.97

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Solution

The fourth proportional to 6,658,426.15, 9,958,786.69 and 3,919,445.97 is: 5,862,185.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,658,426.15 : 9,958,786.69 = 3,919,445.97 : x
  2. Step 2: Convert to fraction form
    6,658,426.15/9,958,786.69 = 3,919,445.97/x
  3. Step 3: Cross multiply
    6,658,426.15x = 9,958,786.69 × 3,919,445.97
  4. Step 4: Simplify right side
    6,658,426.15x = 39,032,926,358,210.14
  5. Step 5: Solve for x
    x = 39,032,926,358,210.14/6,658,426.15
  6. Step 6: Final answer
    x = 5,862,185.07

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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.