Home / 9,305,715.80-13,958,578.56-2,916,465.78

Finding the Fourth Proportional to 9,305,715.80, 13,958,578.56 and 2,916,465.78

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Solution

The fourth proportional to 9,305,715.80, 13,958,578.56 and 2,916,465.78 is: 4,374,700.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,305,715.80 : 13,958,578.56 = 2,916,465.78 : x
  2. Step 2: Convert to fraction form
    9,305,715.80/13,958,578.56 = 2,916,465.78/x
  3. Step 3: Cross multiply
    9,305,715.80x = 13,958,578.56 × 2,916,465.78
  4. Step 4: Simplify right side
    9,305,715.80x = 40,709,716,707,681.67
  5. Step 5: Solve for x
    x = 40,709,716,707,681.67/9,305,715.80
  6. Step 6: Final answer
    x = 4,374,700.19

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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.