Home / 7,287,704.97-10,057,036.67-3,980,044.48

Finding the Fourth Proportional to 7,287,704.97, 10,057,036.67 and 3,980,044.48

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Solution

The fourth proportional to 7,287,704.97, 10,057,036.67 and 3,980,044.48 is: 5,492,463.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287,704.97 : 10,057,036.67 = 3,980,044.48 : x
  2. Step 2: Convert to fraction form
    7,287,704.97/10,057,036.67 = 3,980,044.48/x
  3. Step 3: Cross multiply
    7,287,704.97x = 10,057,036.67 × 3,980,044.48
  4. Step 4: Simplify right side
    7,287,704.97x = 40,027,453,255,239.82
  5. Step 5: Solve for x
    x = 40,027,453,255,239.82/7,287,704.97
  6. Step 6: Final answer
    x = 5,492,463.46

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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.