Home / 20,095,885.20-30,134,496.60-8,730,483.60

Finding the Fourth Proportional to 20,095,885.20, 30,134,496.60 and 8,730,483.60

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Solution

The fourth proportional to 20,095,885.20, 30,134,496.60 and 8,730,483.60 is: 13,091,671.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,095,885.20 : 30,134,496.60 = 8,730,483.60 : x
  2. Step 2: Convert to fraction form
    20,095,885.20/30,134,496.60 = 8,730,483.60/x
  3. Step 3: Cross multiply
    20,095,885.20x = 30,134,496.60 × 8,730,483.60
  4. Step 4: Simplify right side
    20,095,885.20x = 263,088,728,360,555.75
  5. Step 5: Solve for x
    x = 263,088,728,360,555.75/20,095,885.20
  6. Step 6: Final answer
    x = 13,091,671.54

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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.