Home / 20,226,006.70-30,339,010.05-6,762,834.70

Finding the Fourth Proportional to 20,226,006.70, 30,339,010.05 and 6,762,834.70

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Solution

The fourth proportional to 20,226,006.70, 30,339,010.05 and 6,762,834.70 is: 10,144,252.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,226,006.70 : 30,339,010.05 = 6,762,834.70 : x
  2. Step 2: Convert to fraction form
    20,226,006.70/30,339,010.05 = 6,762,834.70/x
  3. Step 3: Cross multiply
    20,226,006.70x = 30,339,010.05 × 6,762,834.70
  4. Step 4: Simplify right side
    20,226,006.70x = 205,177,709,929,788.75
  5. Step 5: Solve for x
    x = 205,177,709,929,788.75/20,226,006.70
  6. Step 6: Final answer
    x = 10,144,252.05

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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.