Home / 15,442,029.41-21,309,935.63-8,566,511.47

Finding the Fourth Proportional to 15,442,029.41, 21,309,935.63 and 8,566,511.47

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Solution

The fourth proportional to 15,442,029.41, 21,309,935.63 and 8,566,511.47 is: 11,821,749.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,442,029.41 : 21,309,935.63 = 8,566,511.47 : x
  2. Step 2: Convert to fraction form
    15,442,029.41/21,309,935.63 = 8,566,511.47/x
  3. Step 3: Cross multiply
    15,442,029.41x = 21,309,935.63 × 8,566,511.47
  4. Step 4: Simplify right side
    15,442,029.41x = 182,551,807,903,249.25
  5. Step 5: Solve for x
    x = 182,551,807,903,249.25/15,442,029.41
  6. Step 6: Final answer
    x = 11,821,749.79

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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.