Home / 22,148,002.10-33,222,003.15-20,163,955.70

Finding the Fourth Proportional to 22,148,002.10, 33,222,003.15 and 20,163,955.70

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Solution

The fourth proportional to 22,148,002.10, 33,222,003.15 and 20,163,955.70 is: 30,245,933.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,148,002.10 : 33,222,003.15 = 20,163,955.70 : x
  2. Step 2: Convert to fraction form
    22,148,002.10/33,222,003.15 = 20,163,955.70/x
  3. Step 3: Cross multiply
    22,148,002.10x = 33,222,003.15 × 20,163,955.70
  4. Step 4: Simplify right side
    22,148,002.10x = 669,886,999,781,860.38
  5. Step 5: Solve for x
    x = 669,886,999,781,860.38/22,148,002.10
  6. Step 6: Final answer
    x = 30,245,933.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.