Home / 7,152,940.59-9,871,317.21-4,097,745.33

Finding the Fourth Proportional to 7,152,940.59, 9,871,317.21 and 4,097,745.33

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Solution

The fourth proportional to 7,152,940.59, 9,871,317.21 and 4,097,745.33 is: 5,655,037.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,940.59 : 9,871,317.21 = 4,097,745.33 : x
  2. Step 2: Convert to fraction form
    7,152,940.59/9,871,317.21 = 4,097,745.33/x
  3. Step 3: Cross multiply
    7,152,940.59x = 9,871,317.21 × 4,097,745.33
  4. Step 4: Simplify right side
    7,152,940.59x = 40,450,143,998,226.13
  5. Step 5: Solve for x
    x = 40,450,143,998,226.13/7,152,940.59
  6. Step 6: Final answer
    x = 5,655,037.04

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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.