Home / 14,112,076.20-21,168,114.30-14,012,543.40

Finding the Fourth Proportional to 14,112,076.20, 21,168,114.30 and 14,012,543.40

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Solution

The fourth proportional to 14,112,076.20, 21,168,114.30 and 14,012,543.40 is: 21,018,815.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,112,076.20 : 21,168,114.30 = 14,012,543.40 : x
  2. Step 2: Convert to fraction form
    14,112,076.20/21,168,114.30 = 14,012,543.40/x
  3. Step 3: Cross multiply
    14,112,076.20x = 21,168,114.30 × 14,012,543.40
  4. Step 4: Simplify right side
    14,112,076.20x = 296,619,120,324,910.62
  5. Step 5: Solve for x
    x = 296,619,120,324,910.62/14,112,076.20
  6. Step 6: Final answer
    x = 21,018,815.10

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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.