Home / 13,258,815.50-19,888,166.54-3,674,166.50

Finding the Fourth Proportional to 13,258,815.50, 19,888,166.54 and 3,674,166.50

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Solution

The fourth proportional to 13,258,815.50, 19,888,166.54 and 3,674,166.50 is: 5,511,234.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,258,815.50 : 19,888,166.54 = 3,674,166.50 : x
  2. Step 2: Convert to fraction form
    13,258,815.50/19,888,166.54 = 3,674,166.50/x
  3. Step 3: Cross multiply
    13,258,815.50x = 19,888,166.54 × 3,674,166.50
  4. Step 4: Simplify right side
    13,258,815.50x = 73,072,435,247,688.91
  5. Step 5: Solve for x
    x = 73,072,435,247,688.91/13,258,815.50
  6. Step 6: Final answer
    x = 5,511,234.04

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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.