Home / 13,253,313.90-19,879,970.85-10,859,861.10

Finding the Fourth Proportional to 13,253,313.90, 19,879,970.85 and 10,859,861.10

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Solution

The fourth proportional to 13,253,313.90, 19,879,970.85 and 10,859,861.10 is: 16,289,791.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,253,313.90 : 19,879,970.85 = 10,859,861.10 : x
  2. Step 2: Convert to fraction form
    13,253,313.90/19,879,970.85 = 10,859,861.10/x
  3. Step 3: Cross multiply
    13,253,313.90x = 19,879,970.85 × 10,859,861.10
  4. Step 4: Simplify right side
    13,253,313.90x = 215,893,722,103,048.94
  5. Step 5: Solve for x
    x = 215,893,722,103,048.94/13,253,313.90
  6. Step 6: Final answer
    x = 16,289,791.65

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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.