Home / 14,080,918.98-19,428,337.71-7,969,347.30

Finding the Fourth Proportional to 14,080,918.98, 19,428,337.71 and 7,969,347.30

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Solution

The fourth proportional to 14,080,918.98, 19,428,337.71 and 7,969,347.30 is: 10,995,814.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,080,918.98 : 19,428,337.71 = 7,969,347.30 : x
  2. Step 2: Convert to fraction form
    14,080,918.98/19,428,337.71 = 7,969,347.30/x
  3. Step 3: Cross multiply
    14,080,918.98x = 19,428,337.71 × 7,969,347.30
  4. Step 4: Simplify right side
    14,080,918.98x = 154,831,170,672,676.69
  5. Step 5: Solve for x
    x = 154,831,170,672,676.69/14,080,918.98
  6. Step 6: Final answer
    x = 10,995,814.33

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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.