Home / 20,234,746.40-30,352,119.60-16,691,806.40

Finding the Fourth Proportional to 20,234,746.40, 30,352,119.60 and 16,691,806.40

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Solution

The fourth proportional to 20,234,746.40, 30,352,119.60 and 16,691,806.40 is: 25,037,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,234,746.40 : 30,352,119.60 = 16,691,806.40 : x
  2. Step 2: Convert to fraction form
    20,234,746.40/30,352,119.60 = 16,691,806.40/x
  3. Step 3: Cross multiply
    20,234,746.40x = 30,352,119.60 × 16,691,806.40
  4. Step 4: Simplify right side
    20,234,746.40x = 506,631,704,192,845.50
  5. Step 5: Solve for x
    x = 506,631,704,192,845.50/20,234,746.40
  6. Step 6: Final answer
    x = 25,037,709.60

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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.