Home / 7,399,111.64-10,207,939.40-4,497,443.78

Finding the Fourth Proportional to 7,399,111.64, 10,207,939.40 and 4,497,443.78

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Solution

The fourth proportional to 7,399,111.64, 10,207,939.40 and 4,497,443.78 is: 6,204,749.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399,111.64 : 10,207,939.40 = 4,497,443.78 : x
  2. Step 2: Convert to fraction form
    7,399,111.64/10,207,939.40 = 4,497,443.78/x
  3. Step 3: Cross multiply
    7,399,111.64x = 10,207,939.40 × 4,497,443.78
  4. Step 4: Simplify right side
    7,399,111.64x = 45,909,633,561,146.94
  5. Step 5: Solve for x
    x = 45,909,633,561,146.94/7,399,111.64
  6. Step 6: Final answer
    x = 6,204,749.41

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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.