Home / 45,004,669.20-67,507,003.80-43,115,101.20

Finding the Fourth Proportional to 45,004,669.20, 67,507,003.80 and 43,115,101.20

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Solution

The fourth proportional to 45,004,669.20, 67,507,003.80 and 43,115,101.20 is: 64,672,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,004,669.20 : 67,507,003.80 = 43,115,101.20 : x
  2. Step 2: Convert to fraction form
    45,004,669.20/67,507,003.80 = 43,115,101.20/x
  3. Step 3: Cross multiply
    45,004,669.20x = 67,507,003.80 × 43,115,101.20
  4. Step 4: Simplify right side
    45,004,669.20x = 2,910,571,300,545,784.50
  5. Step 5: Solve for x
    x = 2,910,571,300,545,784.50/45,004,669.20
  6. Step 6: Final answer
    x = 64,672,651.80

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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.