Home / 19,100,808.20-28,588,226.70-13,432,104.20

Finding the Fourth Proportional to 19,100,808.20, 28,588,226.70 and 13,432,104.20

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Solution

The fourth proportional to 19,100,808.20, 28,588,226.70 and 13,432,104.20 is: 20,103,863.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,100,808.20 : 28,588,226.70 = 13,432,104.20 : x
  2. Step 2: Convert to fraction form
    19,100,808.20/28,588,226.70 = 13,432,104.20/x
  3. Step 3: Cross multiply
    19,100,808.20x = 28,588,226.70 × 13,432,104.20
  4. Step 4: Simplify right side
    19,100,808.20x = 384,000,039,927,622.12
  5. Step 5: Solve for x
    x = 384,000,039,927,622.12/19,100,808.20
  6. Step 6: Final answer
    x = 20,103,863.45

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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.