Home / 14,655,954.26-20,227,637.85-8,131,682.90

Finding the Fourth Proportional to 14,655,954.26, 20,227,637.85 and 8,131,682.90

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Solution

The fourth proportional to 14,655,954.26, 20,227,637.85 and 8,131,682.90 is: 11,223,065.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,655,954.26 : 20,227,637.85 = 8,131,682.90 : x
  2. Step 2: Convert to fraction form
    14,655,954.26/20,227,637.85 = 8,131,682.90/x
  3. Step 3: Cross multiply
    14,655,954.26x = 20,227,637.85 × 8,131,682.90
  4. Step 4: Simplify right side
    14,655,954.26x = 164,484,736,812,237.78
  5. Step 5: Solve for x
    x = 164,484,736,812,237.78/14,655,954.26
  6. Step 6: Final answer
    x = 11,223,065.65

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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.