Home / 20,024,231.12-30,037,220.12-9,797,701.60

Finding the Fourth Proportional to 20,024,231.12, 30,037,220.12 and 9,797,701.60

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Solution

The fourth proportional to 20,024,231.12, 30,037,220.12 and 9,797,701.60 is: 14,696,979.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024,231.12 : 30,037,220.12 = 9,797,701.60 : x
  2. Step 2: Convert to fraction form
    20,024,231.12/30,037,220.12 = 9,797,701.60/x
  3. Step 3: Cross multiply
    20,024,231.12x = 30,037,220.12 × 9,797,701.60
  4. Step 4: Simplify right side
    20,024,231.12x = 294,295,719,578,677.38
  5. Step 5: Solve for x
    x = 294,295,719,578,677.38/20,024,231.12
  6. Step 6: Final answer
    x = 14,696,979.77

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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.