Home / 11,306,082.61-15,600,977.89-7,642,969.39

Finding the Fourth Proportional to 11,306,082.61, 15,600,977.89 and 7,642,969.39

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Solution

The fourth proportional to 11,306,082.61, 15,600,977.89 and 7,642,969.39 is: 10,546,340.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,306,082.61 : 15,600,977.89 = 7,642,969.39 : x
  2. Step 2: Convert to fraction form
    11,306,082.61/15,600,977.89 = 7,642,969.39/x
  3. Step 3: Cross multiply
    11,306,082.61x = 15,600,977.89 × 7,642,969.39
  4. Step 4: Simplify right side
    11,306,082.61x = 119,237,796,467,336.78
  5. Step 5: Solve for x
    x = 119,237,796,467,336.78/11,306,082.61
  6. Step 6: Final answer
    x = 10,546,340.46

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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.