Home / 14,716,319.94-20,308,363.41-8,189,839.29

Finding the Fourth Proportional to 14,716,319.94, 20,308,363.41 and 8,189,839.29

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Solution

The fourth proportional to 14,716,319.94, 20,308,363.41 and 8,189,839.29 is: 11,301,890.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,716,319.94 : 20,308,363.41 = 8,189,839.29 : x
  2. Step 2: Convert to fraction form
    14,716,319.94/20,308,363.41 = 8,189,839.29/x
  3. Step 3: Cross multiply
    14,716,319.94x = 20,308,363.41 × 8,189,839.29
  4. Step 4: Simplify right side
    14,716,319.94x = 166,322,232,570,816.38
  5. Step 5: Solve for x
    x = 166,322,232,570,816.38/14,716,319.94
  6. Step 6: Final answer
    x = 11,301,890.23

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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.