Home / 9,893,649.51-13,653,069.89-5,542,721.55

Finding the Fourth Proportional to 9,893,649.51, 13,653,069.89 and 5,542,721.55

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Solution

The fourth proportional to 9,893,649.51, 13,653,069.89 and 5,542,721.55 is: 7,648,862.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,893,649.51 : 13,653,069.89 = 5,542,721.55 : x
  2. Step 2: Convert to fraction form
    9,893,649.51/13,653,069.89 = 5,542,721.55/x
  3. Step 3: Cross multiply
    9,893,649.51x = 13,653,069.89 × 5,542,721.55
  4. Step 4: Simplify right side
    9,893,649.51x = 75,675,164,675,245.52
  5. Step 5: Solve for x
    x = 75,675,164,675,245.52/9,893,649.51
  6. Step 6: Final answer
    x = 7,648,862.49

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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.