Home / 9,139,858.11-13,707,026.70-2,748,413.79

Finding the Fourth Proportional to 9,139,858.11, 13,707,026.70 and 2,748,413.79

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Solution

The fourth proportional to 9,139,858.11, 13,707,026.70 and 2,748,413.79 is: 4,121,790.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,139,858.11 : 13,707,026.70 = 2,748,413.79 : x
  2. Step 2: Convert to fraction form
    9,139,858.11/13,707,026.70 = 2,748,413.79/x
  3. Step 3: Cross multiply
    9,139,858.11x = 13,707,026.70 × 2,748,413.79
  4. Step 4: Simplify right side
    9,139,858.11x = 37,672,581,202,178.20
  5. Step 5: Solve for x
    x = 37,672,581,202,178.20/9,139,858.11
  6. Step 6: Final answer
    x = 4,121,790.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.