Home / 20,464,492.73-30,700,285.37-8,340,552.05

Finding the Fourth Proportional to 20,464,492.73, 30,700,285.37 and 8,340,552.05

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Solution

The fourth proportional to 20,464,492.73, 30,700,285.37 and 8,340,552.05 is: 12,512,273.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,464,492.73 : 30,700,285.37 = 8,340,552.05 : x
  2. Step 2: Convert to fraction form
    20,464,492.73/30,700,285.37 = 8,340,552.05/x
  3. Step 3: Cross multiply
    20,464,492.73x = 30,700,285.37 × 8,340,552.05
  4. Step 4: Simplify right side
    20,464,492.73x = 256,057,327,914,411.38
  5. Step 5: Solve for x
    x = 256,057,327,914,411.38/20,464,492.73
  6. Step 6: Final answer
    x = 12,512,273.40

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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.