Home / 14,515,237.20-21,775,480.20-7,308,634.80

Finding the Fourth Proportional to 14,515,237.20, 21,775,480.20 and 7,308,634.80

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Solution

The fourth proportional to 14,515,237.20, 21,775,480.20 and 7,308,634.80 is: 10,964,273.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,515,237.20 : 21,775,480.20 = 7,308,634.80 : x
  2. Step 2: Convert to fraction form
    14,515,237.20/21,775,480.20 = 7,308,634.80/x
  3. Step 3: Cross multiply
    14,515,237.20x = 21,775,480.20 × 7,308,634.80
  4. Step 4: Simplify right side
    14,515,237.20x = 159,149,032,376,430.94
  5. Step 5: Solve for x
    x = 159,149,032,376,430.94/14,515,237.20
  6. Step 6: Final answer
    x = 10,964,273.62

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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.