Home / 11,393,680.78-15,723,278.31-6,237,045.82

Finding the Fourth Proportional to 11,393,680.78, 15,723,278.31 and 6,237,045.82

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Solution

The fourth proportional to 11,393,680.78, 15,723,278.31 and 6,237,045.82 is: 8,607,122.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,393,680.78 : 15,723,278.31 = 6,237,045.82 : x
  2. Step 2: Convert to fraction form
    11,393,680.78/15,723,278.31 = 6,237,045.82/x
  3. Step 3: Cross multiply
    11,393,680.78x = 15,723,278.31 × 6,237,045.82
  4. Step 4: Simplify right side
    11,393,680.78x = 98,066,807,260,082.17
  5. Step 5: Solve for x
    x = 98,066,807,260,082.17/11,393,680.78
  6. Step 6: Final answer
    x = 8,607,122.59

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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.