Home / 9,209,820.64-13,814,763.76-2,820,046.36

Finding the Fourth Proportional to 9,209,820.64, 13,814,763.76 and 2,820,046.36

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Solution

The fourth proportional to 9,209,820.64, 13,814,763.76 and 2,820,046.36 is: 4,230,079.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209,820.64 : 13,814,763.76 = 2,820,046.36 : x
  2. Step 2: Convert to fraction form
    9,209,820.64/13,814,763.76 = 2,820,046.36/x
  3. Step 3: Cross multiply
    9,209,820.64x = 13,814,763.76 × 2,820,046.36
  4. Step 4: Simplify right side
    9,209,820.64x = 38,958,274,255,647.91
  5. Step 5: Solve for x
    x = 38,958,274,255,647.91/9,209,820.64
  6. Step 6: Final answer
    x = 4,230,079.58

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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.