Home / 16,288,008.90-22,471,983.60-9,222,638.40

Finding the Fourth Proportional to 16,288,008.90, 22,471,983.60 and 9,222,638.40

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Solution

The fourth proportional to 16,288,008.90, 22,471,983.60 and 9,222,638.40 is: 12,724,144.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,288,008.90 : 22,471,983.60 = 9,222,638.40 : x
  2. Step 2: Convert to fraction form
    16,288,008.90/22,471,983.60 = 9,222,638.40/x
  3. Step 3: Cross multiply
    16,288,008.90x = 22,471,983.60 × 9,222,638.40
  4. Step 4: Simplify right side
    16,288,008.90x = 207,250,978,873,530.25
  5. Step 5: Solve for x
    x = 207,250,978,873,530.25/16,288,008.90
  6. Step 6: Final answer
    x = 12,724,144.50

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1.5x scale

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.