Home / 9,310,642.48-12,846,760.81-5,442,415.39

Finding the Fourth Proportional to 9,310,642.48, 12,846,760.81 and 5,442,415.39

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Solution

The fourth proportional to 9,310,642.48, 12,846,760.81 and 5,442,415.39 is: 7,509,407.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,310,642.48 : 12,846,760.81 = 5,442,415.39 : x
  2. Step 2: Convert to fraction form
    9,310,642.48/12,846,760.81 = 5,442,415.39/x
  3. Step 3: Cross multiply
    9,310,642.48x = 12,846,760.81 × 5,442,415.39
  4. Step 4: Simplify right side
    9,310,642.48x = 69,917,408,743,992.87
  5. Step 5: Solve for x
    x = 69,917,408,743,992.87/9,310,642.48
  6. Step 6: Final answer
    x = 7,509,407.53

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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.