Home / 9,472,220.82-13,071,653.60-5,121,296.79

Finding the Fourth Proportional to 9,472,220.82, 13,071,653.60 and 5,121,296.79

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Solution

The fourth proportional to 9,472,220.82, 13,071,653.60 and 5,121,296.79 is: 7,067,383.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,472,220.82 : 13,071,653.60 = 5,121,296.79 : x
  2. Step 2: Convert to fraction form
    9,472,220.82/13,071,653.60 = 5,121,296.79/x
  3. Step 3: Cross multiply
    9,472,220.82x = 13,071,653.60 × 5,121,296.79
  4. Step 4: Simplify right side
    9,472,220.82x = 66,943,817,596,065.46
  5. Step 5: Solve for x
    x = 66,943,817,596,065.46/9,472,220.82
  6. Step 6: Final answer
    x = 7,067,383.55

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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.