Home / 5,192,842.18-7,166,144.02-2,838,087.30

Finding the Fourth Proportional to 5,192,842.18, 7,166,144.02 and 2,838,087.30

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Solution

The fourth proportional to 5,192,842.18, 7,166,144.02 and 2,838,087.30 is: 3,916,572.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192,842.18 : 7,166,144.02 = 2,838,087.30 : x
  2. Step 2: Convert to fraction form
    5,192,842.18/7,166,144.02 = 2,838,087.30/x
  3. Step 3: Cross multiply
    5,192,842.18x = 7,166,144.02 × 2,838,087.30
  4. Step 4: Simplify right side
    5,192,842.18x = 20,338,142,333,132.95
  5. Step 5: Solve for x
    x = 20,338,142,333,132.95/5,192,842.18
  6. Step 6: Final answer
    x = 3,916,572.39

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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.