Home / 13,872,006.20-20,808,009.30-3,636,846.20

Finding the Fourth Proportional to 13,872,006.20, 20,808,009.30 and 3,636,846.20

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Solution

The fourth proportional to 13,872,006.20, 20,808,009.30 and 3,636,846.20 is: 5,455,269.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,872,006.20 : 20,808,009.30 = 3,636,846.20 : x
  2. Step 2: Convert to fraction form
    13,872,006.20/20,808,009.30 = 3,636,846.20/x
  3. Step 3: Cross multiply
    13,872,006.20x = 20,808,009.30 × 3,636,846.20
  4. Step 4: Simplify right side
    13,872,006.20x = 75,675,529,552,269.67
  5. Step 5: Solve for x
    x = 75,675,529,552,269.67/13,872,006.20
  6. Step 6: Final answer
    x = 5,455,269.30

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Similar ratio
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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.