Home / 10,295,114.85-14,201,355.78-6,420,909.96

Finding the Fourth Proportional to 10,295,114.85, 14,201,355.78 and 6,420,909.96

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Solution

The fourth proportional to 10,295,114.85, 14,201,355.78 and 6,420,909.96 is: 8,857,174.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,295,114.85 : 14,201,355.78 = 6,420,909.96 : x
  2. Step 2: Convert to fraction form
    10,295,114.85/14,201,355.78 = 6,420,909.96/x
  3. Step 3: Cross multiply
    10,295,114.85x = 14,201,355.78 × 6,420,909.96
  4. Step 4: Simplify right side
    10,295,114.85x = 91,185,626,773,305.56
  5. Step 5: Solve for x
    x = 91,185,626,773,305.56/10,295,114.85
  6. Step 6: Final answer
    x = 8,857,174.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.