Home / 20,169,892.72-30,255,101.16-6,706,720.24

Finding the Fourth Proportional to 20,169,892.72, 30,255,101.16 and 6,706,720.24

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Solution

The fourth proportional to 20,169,892.72, 30,255,101.16 and 6,706,720.24 is: 10,060,167.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,169,892.72 : 30,255,101.16 = 6,706,720.24 : x
  2. Step 2: Convert to fraction form
    20,169,892.72/30,255,101.16 = 6,706,720.24/x
  3. Step 3: Cross multiply
    20,169,892.72x = 30,255,101.16 × 6,706,720.24
  4. Step 4: Simplify right side
    20,169,892.72x = 202,912,499,313,019.50
  5. Step 5: Solve for x
    x = 202,912,499,313,019.50/20,169,892.72
  6. Step 6: Final answer
    x = 10,060,167.50

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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.