Home / 12,223,420.11-16,851,464.47-9,751,032.29

Finding the Fourth Proportional to 12,223,420.11, 16,851,464.47 and 9,751,032.29

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Solution

The fourth proportional to 12,223,420.11, 16,851,464.47 and 9,751,032.29 is: 13,442,978.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,223,420.11 : 16,851,464.47 = 9,751,032.29 : x
  2. Step 2: Convert to fraction form
    12,223,420.11/16,851,464.47 = 9,751,032.29/x
  3. Step 3: Cross multiply
    12,223,420.11x = 16,851,464.47 × 9,751,032.29
  4. Step 4: Simplify right side
    12,223,420.11x = 164,319,174,180,757.72
  5. Step 5: Solve for x
    x = 164,319,174,180,757.72/12,223,420.11
  6. Step 6: Final answer
    x = 13,442,978.54

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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.