Home / 14,333,960.20-21,507,161.10-7,242,248.20

Finding the Fourth Proportional to 14,333,960.20, 21,507,161.10 and 7,242,248.20

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Solution

The fourth proportional to 14,333,960.20, 21,507,161.10 and 7,242,248.20 is: 10,866,515.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,333,960.20 : 21,507,161.10 = 7,242,248.20 : x
  2. Step 2: Convert to fraction form
    14,333,960.20/21,507,161.10 = 7,242,248.20/x
  3. Step 3: Cross multiply
    14,333,960.20x = 21,507,161.10 × 7,242,248.20
  4. Step 4: Simplify right side
    14,333,960.20x = 155,760,198,763,585.03
  5. Step 5: Solve for x
    x = 155,760,198,763,585.03/14,333,960.20
  6. Step 6: Final answer
    x = 10,866,515.37

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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.