Home / 26,109,531.45-39,164,289.84-8,158,635.45

Finding the Fourth Proportional to 26,109,531.45, 39,164,289.84 and 8,158,635.45

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Solution

The fourth proportional to 26,109,531.45, 39,164,289.84 and 8,158,635.45 is: 12,237,950.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,109,531.45 : 39,164,289.84 = 8,158,635.45 : x
  2. Step 2: Convert to fraction form
    26,109,531.45/39,164,289.84 = 8,158,635.45/x
  3. Step 3: Cross multiply
    26,109,531.45x = 39,164,289.84 × 8,158,635.45
  4. Step 4: Simplify right side
    26,109,531.45x = 319,527,163,462,698.88
  5. Step 5: Solve for x
    x = 319,527,163,462,698.88/26,109,531.45
  6. Step 6: Final answer
    x = 12,237,950.88

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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.