Home / 9,561,683.75-13,194,788.42-5,210,681.27

Finding the Fourth Proportional to 9,561,683.75, 13,194,788.42 and 5,210,681.27

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Solution

The fourth proportional to 9,561,683.75, 13,194,788.42 and 5,210,681.27 is: 7,190,557.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,561,683.75 : 13,194,788.42 = 5,210,681.27 : x
  2. Step 2: Convert to fraction form
    9,561,683.75/13,194,788.42 = 5,210,681.27/x
  3. Step 3: Cross multiply
    9,561,683.75x = 13,194,788.42 × 5,210,681.27
  4. Step 4: Simplify right side
    9,561,683.75x = 68,753,836,828,759.65
  5. Step 5: Solve for x
    x = 68,753,836,828,759.65/9,561,683.75
  6. Step 6: Final answer
    x = 7,190,557.51

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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.