Home / 7,137,001.89-9,849,072.56-3,873,817.33

Finding the Fourth Proportional to 7,137,001.89, 9,849,072.56 and 3,873,817.33

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Solution

The fourth proportional to 7,137,001.89, 9,849,072.56 and 3,873,817.33 is: 5,345,873.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,001.89 : 9,849,072.56 = 3,873,817.33 : x
  2. Step 2: Convert to fraction form
    7,137,001.89/9,849,072.56 = 3,873,817.33/x
  3. Step 3: Cross multiply
    7,137,001.89x = 9,849,072.56 × 3,873,817.33
  4. Step 4: Simplify right side
    7,137,001.89x = 38,153,507,923,363.70
  5. Step 5: Solve for x
    x = 38,153,507,923,363.70/7,137,001.89
  6. Step 6: Final answer
    x = 5,345,873.31

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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.