Home / 13,461,420.86-20,192,542.04-5,263,735.67

Finding the Fourth Proportional to 13,461,420.86, 20,192,542.04 and 5,263,735.67

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Solution

The fourth proportional to 13,461,420.86, 20,192,542.04 and 5,263,735.67 is: 7,895,764.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,461,420.86 : 20,192,542.04 = 5,263,735.67 : x
  2. Step 2: Convert to fraction form
    13,461,420.86/20,192,542.04 = 5,263,735.67/x
  3. Step 3: Cross multiply
    13,461,420.86x = 20,192,542.04 × 5,263,735.67
  4. Step 4: Simplify right side
    13,461,420.86x = 106,288,203,676,641.19
  5. Step 5: Solve for x
    x = 106,288,203,676,641.19/13,461,420.86
  6. Step 6: Final answer
    x = 7,895,764.11

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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.