Home / 13,052,316.90-18,015,078.33-7,253,092.74

Finding the Fourth Proportional to 13,052,316.90, 18,015,078.33 and 7,253,092.74

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Solution

The fourth proportional to 13,052,316.90, 18,015,078.33 and 7,253,092.74 is: 10,010,868.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052,316.90 : 18,015,078.33 = 7,253,092.74 : x
  2. Step 2: Convert to fraction form
    13,052,316.90/18,015,078.33 = 7,253,092.74/x
  3. Step 3: Cross multiply
    13,052,316.90x = 18,015,078.33 × 7,253,092.74
  4. Step 4: Simplify right side
    13,052,316.90x = 130,665,033,845,854.31
  5. Step 5: Solve for x
    x = 130,665,033,845,854.31/13,052,316.90
  6. Step 6: Final answer
    x = 10,010,868.94

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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.