Home / 19,737,162.90-29,599,448.31-6,780,189.29

Finding the Fourth Proportional to 19,737,162.90, 29,599,448.31 and 6,780,189.29

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Solution

The fourth proportional to 19,737,162.90, 29,599,448.31 and 6,780,189.29 is: 10,168,121.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,737,162.90 : 29,599,448.31 = 6,780,189.29 : x
  2. Step 2: Convert to fraction form
    19,737,162.90/29,599,448.31 = 6,780,189.29/x
  3. Step 3: Cross multiply
    19,737,162.90x = 29,599,448.31 × 6,780,189.29
  4. Step 4: Simplify right side
    19,737,162.90x = 200,689,862,273,373.34
  5. Step 5: Solve for x
    x = 200,689,862,273,373.34/19,737,162.90
  6. Step 6: Final answer
    x = 10,168,121.09

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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.