Home / 6,389,223.90-8,817,486.06-3,488,883.90

Finding the Fourth Proportional to 6,389,223.90, 8,817,486.06 and 3,488,883.90

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Solution

The fourth proportional to 6,389,223.90, 8,817,486.06 and 3,488,883.90 is: 4,814,854.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389,223.90 : 8,817,486.06 = 3,488,883.90 : x
  2. Step 2: Convert to fraction form
    6,389,223.90/8,817,486.06 = 3,488,883.90/x
  3. Step 3: Cross multiply
    6,389,223.90x = 8,817,486.06 × 3,488,883.90
  4. Step 4: Simplify right side
    6,389,223.90x = 30,763,185,153,208.43
  5. Step 5: Solve for x
    x = 30,763,185,153,208.43/6,389,223.90
  6. Step 6: Final answer
    x = 4,814,854.77

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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.