Home / 12,667,646.55-17,480,883.89-6,866,303.73

Finding the Fourth Proportional to 12,667,646.55, 17,480,883.89 and 6,866,303.73

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Solution

The fourth proportional to 12,667,646.55, 17,480,883.89 and 6,866,303.73 is: 9,475,245.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,667,646.55 : 17,480,883.89 = 6,866,303.73 : x
  2. Step 2: Convert to fraction form
    12,667,646.55/17,480,883.89 = 6,866,303.73/x
  3. Step 3: Cross multiply
    12,667,646.55x = 17,480,883.89 × 6,866,303.73
  4. Step 4: Simplify right side
    12,667,646.55x = 120,029,058,170,199.48
  5. Step 5: Solve for x
    x = 120,029,058,170,199.48/12,667,646.55
  6. Step 6: Final answer
    x = 9,475,245.28

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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.