Home / 9,394,916.16-12,964,550.40-5,320,564.48

Finding the Fourth Proportional to 9,394,916.16, 12,964,550.40 and 5,320,564.48

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Solution

The fourth proportional to 9,394,916.16, 12,964,550.40 and 5,320,564.48 is: 7,342,133.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,394,916.16 : 12,964,550.40 = 5,320,564.48 : x
  2. Step 2: Convert to fraction form
    9,394,916.16/12,964,550.40 = 5,320,564.48/x
  3. Step 3: Cross multiply
    9,394,916.16x = 12,964,550.40 × 5,320,564.48
  4. Step 4: Simplify right side
    9,394,916.16x = 68,978,726,357,409.80
  5. Step 5: Solve for x
    x = 68,978,726,357,409.80/9,394,916.16
  6. Step 6: Final answer
    x = 7,342,133.25

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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.