Home / 7,775,409.27-11,663,064.36-2,655,368.76

Finding the Fourth Proportional to 7,775,409.27, 11,663,064.36 and 2,655,368.76

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Solution

The fourth proportional to 7,775,409.27, 11,663,064.36 and 2,655,368.76 is: 3,983,036.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,775,409.27 : 11,663,064.36 = 2,655,368.76 : x
  2. Step 2: Convert to fraction form
    7,775,409.27/11,663,064.36 = 2,655,368.76/x
  3. Step 3: Cross multiply
    7,775,409.27x = 11,663,064.36 × 2,655,368.76
  4. Step 4: Simplify right side
    7,775,409.27x = 30,969,736,747,413.39
  5. Step 5: Solve for x
    x = 30,969,736,747,413.39/7,775,409.27
  6. Step 6: Final answer
    x = 3,983,036.22

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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.