Home / 14,507,625.18-21,743,500.77-7,321,214.46

Finding the Fourth Proportional to 14,507,625.18, 21,743,500.77 and 7,321,214.46

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Solution

The fourth proportional to 14,507,625.18, 21,743,500.77 and 7,321,214.46 is: 10,972,769.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,507,625.18 : 21,743,500.77 = 7,321,214.46 : x
  2. Step 2: Convert to fraction form
    14,507,625.18/21,743,500.77 = 7,321,214.46/x
  3. Step 3: Cross multiply
    14,507,625.18x = 21,743,500.77 × 7,321,214.46
  4. Step 4: Simplify right side
    14,507,625.18x = 159,188,832,248,345.12
  5. Step 5: Solve for x
    x = 159,188,832,248,345.12/14,507,625.18
  6. Step 6: Final answer
    x = 10,972,769.86

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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.