Home / 7,766,686.50-10,718,076.51-4,329,144.78

Finding the Fourth Proportional to 7,766,686.50, 10,718,076.51 and 4,329,144.78

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Solution

The fourth proportional to 7,766,686.50, 10,718,076.51 and 4,329,144.78 is: 5,974,247.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766,686.50 : 10,718,076.51 = 4,329,144.78 : x
  2. Step 2: Convert to fraction form
    7,766,686.50/10,718,076.51 = 4,329,144.78/x
  3. Step 3: Cross multiply
    7,766,686.50x = 10,718,076.51 × 4,329,144.78
  4. Step 4: Simplify right side
    7,766,686.50x = 46,400,104,974,907.12
  5. Step 5: Solve for x
    x = 46,400,104,974,907.12/7,766,686.50
  6. Step 6: Final answer
    x = 5,974,247.19

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.