Home / 28,724,004.24-39,638,932.64-16,334,102.48

Finding the Fourth Proportional to 28,724,004.24, 39,638,932.64 and 16,334,102.48

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Solution

The fourth proportional to 28,724,004.24, 39,638,932.64 and 16,334,102.48 is: 22,540,951.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,724,004.24 : 39,638,932.64 = 16,334,102.48 : x
  2. Step 2: Convert to fraction form
    28,724,004.24/39,638,932.64 = 16,334,102.48/x
  3. Step 3: Cross multiply
    28,724,004.24x = 39,638,932.64 × 16,334,102.48
  4. Step 4: Simplify right side
    28,724,004.24x = 647,466,387,939,577
  5. Step 5: Solve for x
    x = 647,466,387,939,577/28,724,004.24
  6. Step 6: Final answer
    x = 22,540,951.55

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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.