Home / 5,475,553.89-7,553,981.07-3,151,890.42

Finding the Fourth Proportional to 5,475,553.89, 7,553,981.07 and 3,151,890.42

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Solution

The fourth proportional to 5,475,553.89, 7,553,981.07 and 3,151,890.42 is: 4,348,294.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475,553.89 : 7,553,981.07 = 3,151,890.42 : x
  2. Step 2: Convert to fraction form
    5,475,553.89/7,553,981.07 = 3,151,890.42/x
  3. Step 3: Cross multiply
    5,475,553.89x = 7,553,981.07 × 3,151,890.42
  4. Step 4: Simplify right side
    5,475,553.89x = 23,809,320,567,394.35
  5. Step 5: Solve for x
    x = 23,809,320,567,394.35/5,475,553.89
  6. Step 6: Final answer
    x = 4,348,294.45

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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.