Home / 12,020,617.23-17,987,825.43-10,406,936.67

Finding the Fourth Proportional to 12,020,617.23, 17,987,825.43 and 10,406,936.67

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Solution

The fourth proportional to 12,020,617.23, 17,987,825.43 and 10,406,936.67 is: 15,573,090.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,020,617.23 : 17,987,825.43 = 10,406,936.67 : x
  2. Step 2: Convert to fraction form
    12,020,617.23/17,987,825.43 = 10,406,936.67/x
  3. Step 3: Cross multiply
    12,020,617.23x = 17,987,825.43 × 10,406,936.67
  4. Step 4: Simplify right side
    12,020,617.23x = 187,198,160,081,025.50
  5. Step 5: Solve for x
    x = 187,198,160,081,025.50/12,020,617.23
  6. Step 6: Final answer
    x = 15,573,090.51

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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.