Home / 14,017,163.10-19,343,648.28-7,822,143.78

Finding the Fourth Proportional to 14,017,163.10, 19,343,648.28 and 7,822,143.78

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Solution

The fourth proportional to 14,017,163.10, 19,343,648.28 and 7,822,143.78 is: 10,794,537.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017,163.10 : 19,343,648.28 = 7,822,143.78 : x
  2. Step 2: Convert to fraction form
    14,017,163.10/19,343,648.28 = 7,822,143.78/x
  3. Step 3: Cross multiply
    14,017,163.10x = 19,343,648.28 × 7,822,143.78
  4. Step 4: Simplify right side
    14,017,163.10x = 151,308,798,075,909.72
  5. Step 5: Solve for x
    x = 151,308,798,075,909.72/14,017,163.10
  6. Step 6: Final answer
    x = 10,794,537.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.