Home / 9,519,491.54-13,147,714.54-6,416,663.42

Finding the Fourth Proportional to 9,519,491.54, 13,147,714.54 and 6,416,663.42

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Solution

The fourth proportional to 9,519,491.54, 13,147,714.54 and 6,416,663.42 is: 8,862,286.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519,491.54 : 13,147,714.54 = 6,416,663.42 : x
  2. Step 2: Convert to fraction form
    9,519,491.54/13,147,714.54 = 6,416,663.42/x
  3. Step 3: Cross multiply
    9,519,491.54x = 13,147,714.54 × 6,416,663.42
  4. Step 4: Simplify right side
    9,519,491.54x = 84,364,458,945,420.12
  5. Step 5: Solve for x
    x = 84,364,458,945,420.12/9,519,491.54
  6. Step 6: Final answer
    x = 8,862,286.25

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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.