Home / 8,284,602.67-11,426,862.42-5,529,901.21

Finding the Fourth Proportional to 8,284,602.67, 11,426,862.42 and 5,529,901.21

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Solution

The fourth proportional to 8,284,602.67, 11,426,862.42 and 5,529,901.21 is: 7,627,332.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284,602.67 : 11,426,862.42 = 5,529,901.21 : x
  2. Step 2: Convert to fraction form
    8,284,602.67/11,426,862.42 = 5,529,901.21/x
  3. Step 3: Cross multiply
    8,284,602.67x = 11,426,862.42 × 5,529,901.21
  4. Step 4: Simplify right side
    8,284,602.67x = 63,189,420,322,861.53
  5. Step 5: Solve for x
    x = 63,189,420,322,861.53/8,284,602.67
  6. Step 6: Final answer
    x = 7,627,332.64

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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.