Home / 9,982,365.05-13,775,672.95-5,398,686.42

Finding the Fourth Proportional to 9,982,365.05, 13,775,672.95 and 5,398,686.42

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Solution

The fourth proportional to 9,982,365.05, 13,775,672.95 and 5,398,686.42 is: 7,450,192.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982,365.05 : 13,775,672.95 = 5,398,686.42 : x
  2. Step 2: Convert to fraction form
    9,982,365.05/13,775,672.95 = 5,398,686.42/x
  3. Step 3: Cross multiply
    9,982,365.05x = 13,775,672.95 × 5,398,686.42
  4. Step 4: Simplify right side
    9,982,365.05x = 74,370,538,468,029.62
  5. Step 5: Solve for x
    x = 74,370,538,468,029.62/9,982,365.05
  6. Step 6: Final answer
    x = 7,450,192.23

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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.