Home / 12,108,646.28-16,710,044.66-6,676,331.40

Finding the Fourth Proportional to 12,108,646.28, 16,710,044.66 and 6,676,331.40

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Solution

The fourth proportional to 12,108,646.28, 16,710,044.66 and 6,676,331.40 is: 9,213,399.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,108,646.28 : 16,710,044.66 = 6,676,331.40 : x
  2. Step 2: Convert to fraction form
    12,108,646.28/16,710,044.66 = 6,676,331.40/x
  3. Step 3: Cross multiply
    12,108,646.28x = 16,710,044.66 × 6,676,331.40
  4. Step 4: Simplify right side
    12,108,646.28x = 111,561,795,858,960.33
  5. Step 5: Solve for x
    x = 111,561,795,858,960.33/12,108,646.28
  6. Step 6: Final answer
    x = 9,213,399.52

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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.