Home / 13,820,422.10-20,702,878.29-6,883,002.95

Finding the Fourth Proportional to 13,820,422.10, 20,702,878.29 and 6,883,002.95

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Solution

The fourth proportional to 13,820,422.10, 20,702,878.29 and 6,883,002.95 is: 10,310,681.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,820,422.10 : 20,702,878.29 = 6,883,002.95 : x
  2. Step 2: Convert to fraction form
    13,820,422.10/20,702,878.29 = 6,883,002.95/x
  3. Step 3: Cross multiply
    13,820,422.10x = 20,702,878.29 × 6,883,002.95
  4. Step 4: Simplify right side
    13,820,422.10x = 142,497,972,240,046.56
  5. Step 5: Solve for x
    x = 142,497,972,240,046.56/13,820,422.10
  6. Step 6: Final answer
    x = 10,310,681.63

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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.