Home / 7,428,693.30-10,255,844.07-5,683,146.54

Finding the Fourth Proportional to 7,428,693.30, 10,255,844.07 and 5,683,146.54

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Solution

The fourth proportional to 7,428,693.30, 10,255,844.07 and 5,683,146.54 is: 7,845,991.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,428,693.30 : 10,255,844.07 = 5,683,146.54 : x
  2. Step 2: Convert to fraction form
    7,428,693.30/10,255,844.07 = 5,683,146.54/x
  3. Step 3: Cross multiply
    7,428,693.30x = 10,255,844.07 × 5,683,146.54
  4. Step 4: Simplify right side
    7,428,693.30x = 58,285,464,741,200.02
  5. Step 5: Solve for x
    x = 58,285,464,741,200.02/7,428,693.30
  6. Step 6: Final answer
    x = 7,845,991.53

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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.