Home / 9,791,858.10-13,512,495.45-5,440,832.54

Finding the Fourth Proportional to 9,791,858.10, 13,512,495.45 and 5,440,832.54

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Solution

The fourth proportional to 9,791,858.10, 13,512,495.45 and 5,440,832.54 is: 7,508,199.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,791,858.10 : 13,512,495.45 = 5,440,832.54 : x
  2. Step 2: Convert to fraction form
    9,791,858.10/13,512,495.45 = 5,440,832.54/x
  3. Step 3: Cross multiply
    9,791,858.10x = 13,512,495.45 × 5,440,832.54
  4. Step 4: Simplify right side
    9,791,858.10x = 73,519,224,873,399.47
  5. Step 5: Solve for x
    x = 73,519,224,873,399.47/9,791,858.10
  6. Step 6: Final answer
    x = 7,508,199.58

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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.