Home / 20,064,080.70-30,096,121.05-12,101,456.70

Finding the Fourth Proportional to 20,064,080.70, 30,096,121.05 and 12,101,456.70

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Solution

The fourth proportional to 20,064,080.70, 30,096,121.05 and 12,101,456.70 is: 18,152,185.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,064,080.70 : 30,096,121.05 = 12,101,456.70 : x
  2. Step 2: Convert to fraction form
    20,064,080.70/30,096,121.05 = 12,101,456.70/x
  3. Step 3: Cross multiply
    20,064,080.70x = 30,096,121.05 × 12,101,456.70
  4. Step 4: Simplify right side
    20,064,080.70x = 364,206,905,724,533.50
  5. Step 5: Solve for x
    x = 364,206,905,724,533.50/20,064,080.70
  6. Step 6: Final answer
    x = 18,152,185.05

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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.