Home / 16,239,455.72-22,410,448.25-8,897,567.32

Finding the Fourth Proportional to 16,239,455.72, 22,410,448.25 and 8,897,567.32

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Solution

The fourth proportional to 16,239,455.72, 22,410,448.25 and 8,897,567.32 is: 12,278,642.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,239,455.72 : 22,410,448.25 = 8,897,567.32 : x
  2. Step 2: Convert to fraction form
    16,239,455.72/22,410,448.25 = 8,897,567.32/x
  3. Step 3: Cross multiply
    16,239,455.72x = 22,410,448.25 × 8,897,567.32
  4. Step 4: Simplify right side
    16,239,455.72x = 199,398,471,975,751.19
  5. Step 5: Solve for x
    x = 199,398,471,975,751.19/16,239,455.72
  6. Step 6: Final answer
    x = 12,278,642.55

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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.