Home / 14,387,656.80-21,581,485.20-10,372,324.80

Finding the Fourth Proportional to 14,387,656.80, 21,581,485.20 and 10,372,324.80

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Solution

The fourth proportional to 14,387,656.80, 21,581,485.20 and 10,372,324.80 is: 15,558,487.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,387,656.80 : 21,581,485.20 = 10,372,324.80 : x
  2. Step 2: Convert to fraction form
    14,387,656.80/21,581,485.20 = 10,372,324.80/x
  3. Step 3: Cross multiply
    14,387,656.80x = 21,581,485.20 × 10,372,324.80
  4. Step 4: Simplify right side
    14,387,656.80x = 223,850,174,160,792.97
  5. Step 5: Solve for x
    x = 223,850,174,160,792.97/14,387,656.80
  6. Step 6: Final answer
    x = 15,558,487.20

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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.