Home / 16,239,520.95-22,410,538.41-8,897,632.25

Finding the Fourth Proportional to 16,239,520.95, 22,410,538.41 and 8,897,632.25

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Solution

The fourth proportional to 16,239,520.95, 22,410,538.41 and 8,897,632.25 is: 12,278,732.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,239,520.95 : 22,410,538.41 = 8,897,632.25 : x
  2. Step 2: Convert to fraction form
    16,239,520.95/22,410,538.41 = 8,897,632.25/x
  3. Step 3: Cross multiply
    16,239,520.95x = 22,410,538.41 × 8,897,632.25
  4. Step 4: Simplify right side
    16,239,520.95x = 199,400,729,184,627
  5. Step 5: Solve for x
    x = 199,400,729,184,627/16,239,520.95
  6. Step 6: Final answer
    x = 12,278,732.22

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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.