Home / 6,427,918.76-8,868,330.78-3,672,629.24

Finding the Fourth Proportional to 6,427,918.76, 8,868,330.78 and 3,672,629.24

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Solution

The fourth proportional to 6,427,918.76, 8,868,330.78 and 3,672,629.24 is: 5,066,973.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,427,918.76 : 8,868,330.78 = 3,672,629.24 : x
  2. Step 2: Convert to fraction form
    6,427,918.76/8,868,330.78 = 3,672,629.24/x
  3. Step 3: Cross multiply
    6,427,918.76x = 8,868,330.78 × 3,672,629.24
  4. Step 4: Simplify right side
    6,427,918.76x = 32,570,090,932,620.01
  5. Step 5: Solve for x
    x = 32,570,090,932,620.01/6,427,918.76
  6. Step 6: Final answer
    x = 5,066,973.02

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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.