Home / 7,179,768.52-9,918,885.17-4,704,870.62

Finding the Fourth Proportional to 7,179,768.52, 9,918,885.17 and 4,704,870.62

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Solution

The fourth proportional to 7,179,768.52, 9,918,885.17 and 4,704,870.62 is: 6,499,801.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,179,768.52 : 9,918,885.17 = 4,704,870.62 : x
  2. Step 2: Convert to fraction form
    7,179,768.52/9,918,885.17 = 4,704,870.62/x
  3. Step 3: Cross multiply
    7,179,768.52x = 9,918,885.17 × 4,704,870.62
  4. Step 4: Simplify right side
    7,179,768.52x = 46,667,071,456,046.09
  5. Step 5: Solve for x
    x = 46,667,071,456,046.09/7,179,768.52
  6. Step 6: Final answer
    x = 6,499,801.68

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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.