Home / 6,215,830.86-9,325,188.66-1,955,888.40

Finding the Fourth Proportional to 6,215,830.86, 9,325,188.66 and 1,955,888.40

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Solution

The fourth proportional to 6,215,830.86, 9,325,188.66 and 1,955,888.40 is: 2,934,286.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215,830.86 : 9,325,188.66 = 1,955,888.40 : x
  2. Step 2: Convert to fraction form
    6,215,830.86/9,325,188.66 = 1,955,888.40/x
  3. Step 3: Cross multiply
    6,215,830.86x = 9,325,188.66 × 1,955,888.40
  4. Step 4: Simplify right side
    6,215,830.86x = 18,239,028,327,905.54
  5. Step 5: Solve for x
    x = 18,239,028,327,905.54/6,215,830.86
  6. Step 6: Final answer
    x = 2,934,286.46

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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.