Home / 12,101,702.28-16,700,349.36-6,669,194.28

Finding the Fourth Proportional to 12,101,702.28, 16,700,349.36 and 6,669,194.28

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Solution

The fourth proportional to 12,101,702.28, 16,700,349.36 and 6,669,194.28 is: 9,203,488.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101,702.28 : 16,700,349.36 = 6,669,194.28 : x
  2. Step 2: Convert to fraction form
    12,101,702.28/16,700,349.36 = 6,669,194.28/x
  3. Step 3: Cross multiply
    12,101,702.28x = 16,700,349.36 × 6,669,194.28
  4. Step 4: Simplify right side
    12,101,702.28x = 111,377,874,425,713.66
  5. Step 5: Solve for x
    x = 111,377,874,425,713.66/12,101,702.28
  6. Step 6: Final answer
    x = 9,203,488.22

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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.