Home / 19,817,312.70-29,725,969.05-16,794,003.90

Finding the Fourth Proportional to 19,817,312.70, 29,725,969.05 and 16,794,003.90

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Solution

The fourth proportional to 19,817,312.70, 29,725,969.05 and 16,794,003.90 is: 25,191,005.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,817,312.70 : 29,725,969.05 = 16,794,003.90 : x
  2. Step 2: Convert to fraction form
    19,817,312.70/29,725,969.05 = 16,794,003.90/x
  3. Step 3: Cross multiply
    19,817,312.70x = 29,725,969.05 × 16,794,003.90
  4. Step 4: Simplify right side
    19,817,312.70x = 499,218,040,156,979.25
  5. Step 5: Solve for x
    x = 499,218,040,156,979.25/19,817,312.70
  6. Step 6: Final answer
    x = 25,191,005.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.