Home / 6,238,330.35-9,358,388.16-1,920,745.86

Finding the Fourth Proportional to 6,238,330.35, 9,358,388.16 and 1,920,745.86

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Solution

The fourth proportional to 6,238,330.35, 9,358,388.16 and 1,920,745.86 is: 2,881,393.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238,330.35 : 9,358,388.16 = 1,920,745.86 : x
  2. Step 2: Convert to fraction form
    6,238,330.35/9,358,388.16 = 1,920,745.86/x
  3. Step 3: Cross multiply
    6,238,330.35x = 9,358,388.16 × 1,920,745.86
  4. Step 4: Simplify right side
    6,238,330.35x = 17,975,085,314,593.02
  5. Step 5: Solve for x
    x = 17,975,085,314,593.02/6,238,330.35
  6. Step 6: Final answer
    x = 2,881,393.63

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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.