Home / 6,139,156.23-9,207,163.53-1,820,196.51

Finding the Fourth Proportional to 6,139,156.23, 9,207,163.53 and 1,820,196.51

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Solution

The fourth proportional to 6,139,156.23, 9,207,163.53 and 1,820,196.51 is: 2,729,829.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139,156.23 : 9,207,163.53 = 1,820,196.51 : x
  2. Step 2: Convert to fraction form
    6,139,156.23/9,207,163.53 = 1,820,196.51/x
  3. Step 3: Cross multiply
    6,139,156.23x = 9,207,163.53 × 1,820,196.51
  4. Step 4: Simplify right side
    6,139,156.23x = 16,758,846,924,305.28
  5. Step 5: Solve for x
    x = 16,758,846,924,305.28/6,139,156.23
  6. Step 6: Final answer
    x = 2,729,829.03

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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.