Home / 13,808,620.14-20,712,184.58-4,223,999.76

Finding the Fourth Proportional to 13,808,620.14, 20,712,184.58 and 4,223,999.76

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Solution

The fourth proportional to 13,808,620.14, 20,712,184.58 and 4,223,999.76 is: 6,335,771.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,808,620.14 : 20,712,184.58 = 4,223,999.76 : x
  2. Step 2: Convert to fraction form
    13,808,620.14/20,712,184.58 = 4,223,999.76/x
  3. Step 3: Cross multiply
    13,808,620.14x = 20,712,184.58 × 4,223,999.76
  4. Step 4: Simplify right side
    13,808,620.14x = 87,488,262,694,995.69
  5. Step 5: Solve for x
    x = 87,488,262,694,995.69/13,808,620.14
  6. Step 6: Final answer
    x = 6,335,771.55

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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.