Home / 6,486,671.81-8,950,122.01-3,872,667.15

Finding the Fourth Proportional to 6,486,671.81, 8,950,122.01 and 3,872,667.15

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Solution

The fourth proportional to 6,486,671.81, 8,950,122.01 and 3,872,667.15 is: 5,343,394.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,486,671.81 : 8,950,122.01 = 3,872,667.15 : x
  2. Step 2: Convert to fraction form
    6,486,671.81/8,950,122.01 = 3,872,667.15/x
  3. Step 3: Cross multiply
    6,486,671.81x = 8,950,122.01 × 3,872,667.15
  4. Step 4: Simplify right side
    6,486,671.81x = 34,660,843,486,937.30
  5. Step 5: Solve for x
    x = 34,660,843,486,937.30/6,486,671.81
  6. Step 6: Final answer
    x = 5,343,394.04

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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.