Home / 14,253,998.20-21,380,997.30-4,669,689.40

Finding the Fourth Proportional to 14,253,998.20, 21,380,997.30 and 4,669,689.40

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Solution

The fourth proportional to 14,253,998.20, 21,380,997.30 and 4,669,689.40 is: 7,004,534.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,253,998.20 : 21,380,997.30 = 4,669,689.40 : x
  2. Step 2: Convert to fraction form
    14,253,998.20/21,380,997.30 = 4,669,689.40/x
  3. Step 3: Cross multiply
    14,253,998.20x = 21,380,997.30 × 4,669,689.40
  4. Step 4: Simplify right side
    14,253,998.20x = 99,842,616,453,238.62
  5. Step 5: Solve for x
    x = 99,842,616,453,238.62/14,253,998.20
  6. Step 6: Final answer
    x = 7,004,534.10

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1.5x scale

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.