Home / 12,672,002.05-19,008,003.08-6,283,240.45

Finding the Fourth Proportional to 12,672,002.05, 19,008,003.08 and 6,283,240.45

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Solution

The fourth proportional to 12,672,002.05, 19,008,003.08 and 6,283,240.45 is: 9,424,860.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,672,002.05 : 19,008,003.08 = 6,283,240.45 : x
  2. Step 2: Convert to fraction form
    12,672,002.05/19,008,003.08 = 6,283,240.45/x
  3. Step 3: Cross multiply
    12,672,002.05x = 19,008,003.08 × 6,283,240.45
  4. Step 4: Simplify right side
    12,672,002.05x = 119,431,853,825,980.58
  5. Step 5: Solve for x
    x = 119,431,853,825,980.58/12,672,002.05
  6. Step 6: Final answer
    x = 9,424,860.68

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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.