Home / 6,488,755.47-9,738,983.43-3,458,645.10

Finding the Fourth Proportional to 6,488,755.47, 9,738,983.43 and 3,458,645.10

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Solution

The fourth proportional to 6,488,755.47, 9,738,983.43 and 3,458,645.10 is: 5,191,085.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,488,755.47 : 9,738,983.43 = 3,458,645.10 : x
  2. Step 2: Convert to fraction form
    6,488,755.47/9,738,983.43 = 3,458,645.10/x
  3. Step 3: Cross multiply
    6,488,755.47x = 9,738,983.43 × 3,458,645.10
  4. Step 4: Simplify right side
    6,488,755.47x = 33,683,687,319,150.69
  5. Step 5: Solve for x
    x = 33,683,687,319,150.69/6,488,755.47
  6. Step 6: Final answer
    x = 5,191,085.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.