Home / 8,237,214.40-11,354,755.84-5,782,940.16

Finding the Fourth Proportional to 8,237,214.40, 11,354,755.84 and 5,782,940.16

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Solution

The fourth proportional to 8,237,214.40, 11,354,755.84 and 5,782,940.16 is: 7,971,611.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237,214.40 : 11,354,755.84 = 5,782,940.16 : x
  2. Step 2: Convert to fraction form
    8,237,214.40/11,354,755.84 = 5,782,940.16/x
  3. Step 3: Cross multiply
    8,237,214.40x = 11,354,755.84 × 5,782,940.16
  4. Step 4: Simplify right side
    8,237,214.40x = 65,663,873,554,130.54
  5. Step 5: Solve for x
    x = 65,663,873,554,130.54/8,237,214.40
  6. Step 6: Final answer
    x = 7,971,611.56

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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.