Home / 15,781,646.11-23,679,288.85-8,486,579.33

Finding the Fourth Proportional to 15,781,646.11, 23,679,288.85 and 8,486,579.33

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Solution

The fourth proportional to 15,781,646.11, 23,679,288.85 and 8,486,579.33 is: 12,733,536.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,781,646.11 : 23,679,288.85 = 8,486,579.33 : x
  2. Step 2: Convert to fraction form
    15,781,646.11/23,679,288.85 = 8,486,579.33/x
  3. Step 3: Cross multiply
    15,781,646.11x = 23,679,288.85 × 8,486,579.33
  4. Step 4: Simplify right side
    15,781,646.11x = 200,956,163,261,076.56
  5. Step 5: Solve for x
    x = 200,956,163,261,076.56/15,781,646.11
  6. Step 6: Final answer
    x = 12,733,536.28

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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.