Home / 6,389,247.67-8,817,117.60-3,488,636.86

Finding the Fourth Proportional to 6,389,247.67, 8,817,117.60 and 3,488,636.86

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Solution

The fourth proportional to 6,389,247.67, 8,817,117.60 and 3,488,636.86 is: 4,814,294.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389,247.67 : 8,817,117.60 = 3,488,636.86 : x
  2. Step 2: Convert to fraction form
    6,389,247.67/8,817,117.60 = 3,488,636.86/x
  3. Step 3: Cross multiply
    6,389,247.67x = 8,817,117.60 × 3,488,636.86
  4. Step 4: Simplify right side
    6,389,247.67x = 30,759,721,449,354.33
  5. Step 5: Solve for x
    x = 30,759,721,449,354.33/6,389,247.67
  6. Step 6: Final answer
    x = 4,814,294.74

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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.