Home / 22,680,755.70-34,021,133.55-20,342,415.30

Finding the Fourth Proportional to 22,680,755.70, 34,021,133.55 and 20,342,415.30

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Solution

The fourth proportional to 22,680,755.70, 34,021,133.55 and 20,342,415.30 is: 30,513,622.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,680,755.70 : 34,021,133.55 = 20,342,415.30 : x
  2. Step 2: Convert to fraction form
    22,680,755.70/34,021,133.55 = 20,342,415.30/x
  3. Step 3: Cross multiply
    22,680,755.70x = 34,021,133.55 × 20,342,415.30
  4. Step 4: Simplify right side
    22,680,755.70x = 692,072,027,650,863.25
  5. Step 5: Solve for x
    x = 692,072,027,650,863.25/22,680,755.70
  6. Step 6: Final answer
    x = 30,513,622.95

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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.