Home / 8,284,586.64-11,426,840.28-5,529,885.18

Finding the Fourth Proportional to 8,284,586.64, 11,426,840.28 and 5,529,885.18

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Solution

The fourth proportional to 8,284,586.64, 11,426,840.28 and 5,529,885.18 is: 7,627,310.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284,586.64 : 11,426,840.28 = 5,529,885.18 : x
  2. Step 2: Convert to fraction form
    8,284,586.64/11,426,840.28 = 5,529,885.18/x
  3. Step 3: Cross multiply
    8,284,586.64x = 11,426,840.28 × 5,529,885.18
  4. Step 4: Simplify right side
    8,284,586.64x = 63,189,114,718,599.05
  5. Step 5: Solve for x
    x = 63,189,114,718,599.05/8,284,586.64
  6. Step 6: Final answer
    x = 7,627,310.51

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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.