Home / 19,149,059.80-28,726,214.10-6,368,231.80

Finding the Fourth Proportional to 19,149,059.80, 28,726,214.10 and 6,368,231.80

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Solution

The fourth proportional to 19,149,059.80, 28,726,214.10 and 6,368,231.80 is: 9,553,220.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,149,059.80 : 28,726,214.10 = 6,368,231.80 : x
  2. Step 2: Convert to fraction form
    19,149,059.80/28,726,214.10 = 6,368,231.80/x
  3. Step 3: Cross multiply
    19,149,059.80x = 28,726,214.10 × 6,368,231.80
  4. Step 4: Simplify right side
    19,149,059.80x = 182,935,190,125,228.38
  5. Step 5: Solve for x
    x = 182,935,190,125,228.38/19,149,059.80
  6. Step 6: Final answer
    x = 9,553,220.47

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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.