Home / 14,213,807.20-21,303,214.80-9,664,847.20

Finding the Fourth Proportional to 14,213,807.20, 21,303,214.80 and 9,664,847.20

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Solution

The fourth proportional to 14,213,807.20, 21,303,214.80 and 9,664,847.20 is: 14,485,374.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213,807.20 : 21,303,214.80 = 9,664,847.20 : x
  2. Step 2: Convert to fraction form
    14,213,807.20/21,303,214.80 = 9,664,847.20/x
  3. Step 3: Cross multiply
    14,213,807.20x = 21,303,214.80 × 9,664,847.20
  4. Step 4: Simplify right side
    14,213,807.20x = 205,892,315,910,778.56
  5. Step 5: Solve for x
    x = 205,892,315,910,778.56/14,213,807.20
  6. Step 6: Final answer
    x = 14,485,374.19

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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.