Home / 13,564,581.70-20,346,872.55-11,013,664.90

Finding the Fourth Proportional to 13,564,581.70, 20,346,872.55 and 11,013,664.90

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Solution

The fourth proportional to 13,564,581.70, 20,346,872.55 and 11,013,664.90 is: 16,520,497.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,564,581.70 : 20,346,872.55 = 11,013,664.90 : x
  2. Step 2: Convert to fraction form
    13,564,581.70/20,346,872.55 = 11,013,664.90/x
  3. Step 3: Cross multiply
    13,564,581.70x = 20,346,872.55 × 11,013,664.90
  4. Step 4: Simplify right side
    13,564,581.70x = 224,093,636,028,708.50
  5. Step 5: Solve for x
    x = 224,093,636,028,708.50/13,564,581.70
  6. Step 6: Final answer
    x = 16,520,497.35

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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.