Home / 30,211,872.13-45,317,767.02-14,028,974.20

Finding the Fourth Proportional to 30,211,872.13, 45,317,767.02 and 14,028,974.20

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Solution

The fourth proportional to 30,211,872.13, 45,317,767.02 and 14,028,974.20 is: 21,043,442.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,211,872.13 : 45,317,767.02 = 14,028,974.20 : x
  2. Step 2: Convert to fraction form
    30,211,872.13/45,317,767.02 = 14,028,974.20/x
  3. Step 3: Cross multiply
    30,211,872.13x = 45,317,767.02 × 14,028,974.20
  4. Step 4: Simplify right side
    30,211,872.13x = 635,761,784,325,190.88
  5. Step 5: Solve for x
    x = 635,761,784,325,190.88/30,211,872.13
  6. Step 6: Final answer
    x = 21,043,442.18

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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.