Home / 20,452,500.10-30,678,750.15-20,452,500.10

Finding the Fourth Proportional to 20,452,500.10, 30,678,750.15 and 20,452,500.10

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Solution

The fourth proportional to 20,452,500.10, 30,678,750.15 and 20,452,500.10 is: 30,678,750.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,452,500.10 : 30,678,750.15 = 20,452,500.10 : x
  2. Step 2: Convert to fraction form
    20,452,500.10/30,678,750.15 = 20,452,500.10/x
  3. Step 3: Cross multiply
    20,452,500.10x = 30,678,750.15 × 20,452,500.10
  4. Step 4: Simplify right side
    20,452,500.10x = 627,457,140,510,750
  5. Step 5: Solve for x
    x = 627,457,140,510,750/20,452,500.10
  6. Step 6: Final answer
    x = 30,678,750.15

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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.