Home / 14,246,865.60-21,386,887.20-9,219,076.80

Finding the Fourth Proportional to 14,246,865.60, 21,386,887.20 and 9,219,076.80

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Solution

The fourth proportional to 14,246,865.60, 21,386,887.20 and 9,219,076.80 is: 13,839,349.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,246,865.60 : 21,386,887.20 = 9,219,076.80 : x
  2. Step 2: Convert to fraction form
    14,246,865.60/21,386,887.20 = 9,219,076.80/x
  3. Step 3: Cross multiply
    14,246,865.60x = 21,386,887.20 × 9,219,076.80
  4. Step 4: Simplify right side
    14,246,865.60x = 197,167,355,609,736.97
  5. Step 5: Solve for x
    x = 197,167,355,609,736.97/14,246,865.60
  6. Step 6: Final answer
    x = 13,839,349.73

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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.