Home / 20,064,044.70-30,096,067.05-12,101,420.70

Finding the Fourth Proportional to 20,064,044.70, 30,096,067.05 and 12,101,420.70

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Solution

The fourth proportional to 20,064,044.70, 30,096,067.05 and 12,101,420.70 is: 18,152,131.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,064,044.70 : 30,096,067.05 = 12,101,420.70 : x
  2. Step 2: Convert to fraction form
    20,064,044.70/30,096,067.05 = 12,101,420.70/x
  3. Step 3: Cross multiply
    20,064,044.70x = 30,096,067.05 × 12,101,420.70
  4. Step 4: Simplify right side
    20,064,044.70x = 364,205,168,787,457.94
  5. Step 5: Solve for x
    x = 364,205,168,787,457.94/20,064,044.70
  6. Step 6: Final answer
    x = 18,152,131.05

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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.