Home / 8,284,614.72-11,426,878.96-5,529,913.12

Finding the Fourth Proportional to 8,284,614.72, 11,426,878.96 and 5,529,913.12

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Solution

The fourth proportional to 8,284,614.72, 11,426,878.96 and 5,529,913.12 is: 7,627,349.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284,614.72 : 11,426,878.96 = 5,529,913.12 : x
  2. Step 2: Convert to fraction form
    8,284,614.72/11,426,878.96 = 5,529,913.12/x
  3. Step 3: Cross multiply
    8,284,614.72x = 11,426,878.96 × 5,529,913.12
  4. Step 4: Simplify right side
    8,284,614.72x = 63,189,647,881,555.96
  5. Step 5: Solve for x
    x = 63,189,647,881,555.96/8,284,614.72
  6. Step 6: Final answer
    x = 7,627,349.01

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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.