Home / 12,016,168.69-16,604,308.92-8,747,308.32

Finding the Fourth Proportional to 12,016,168.69, 16,604,308.92 and 8,747,308.32

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Solution

The fourth proportional to 12,016,168.69, 16,604,308.92 and 8,747,308.32 is: 12,087,297.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,016,168.69 : 16,604,308.92 = 8,747,308.32 : x
  2. Step 2: Convert to fraction form
    12,016,168.69/16,604,308.92 = 8,747,308.32/x
  3. Step 3: Cross multiply
    12,016,168.69x = 16,604,308.92 × 8,747,308.32
  4. Step 4: Simplify right side
    12,016,168.69x = 145,243,009,480,744.66
  5. Step 5: Solve for x
    x = 145,243,009,480,744.66/12,016,168.69
  6. Step 6: Final answer
    x = 12,087,297.81

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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.