Home / 20,402,086.20-30,595,985.10-6,021,346.20

Finding the Fourth Proportional to 20,402,086.20, 30,595,985.10 and 6,021,346.20

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Solution

The fourth proportional to 20,402,086.20, 30,595,985.10 and 6,021,346.20 is: 9,029,910.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,402,086.20 : 30,595,985.10 = 6,021,346.20 : x
  2. Step 2: Convert to fraction form
    20,402,086.20/30,595,985.10 = 6,021,346.20/x
  3. Step 3: Cross multiply
    20,402,086.20x = 30,595,985.10 × 6,021,346.20
  4. Step 4: Simplify right side
    20,402,086.20x = 184,229,018,617,141.62
  5. Step 5: Solve for x
    x = 184,229,018,617,141.62/20,402,086.20
  6. Step 6: Final answer
    x = 9,029,910.80

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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.