Home / 9,353,559.78-12,907,268.70-5,167,059.48

Finding the Fourth Proportional to 9,353,559.78, 12,907,268.70 and 5,167,059.48

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Solution

The fourth proportional to 9,353,559.78, 12,907,268.70 and 5,167,059.48 is: 7,130,186.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,353,559.78 : 12,907,268.70 = 5,167,059.48 : x
  2. Step 2: Convert to fraction form
    9,353,559.78/12,907,268.70 = 5,167,059.48/x
  3. Step 3: Cross multiply
    9,353,559.78x = 12,907,268.70 × 5,167,059.48
  4. Step 4: Simplify right side
    9,353,559.78x = 66,692,625,097,242.28
  5. Step 5: Solve for x
    x = 66,692,625,097,242.28/9,353,559.78
  6. Step 6: Final answer
    x = 7,130,186.44

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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.