Home / 13,808,621.14-20,712,186.08-4,224,000.76

Finding the Fourth Proportional to 13,808,621.14, 20,712,186.08 and 4,224,000.76

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Solution

The fourth proportional to 13,808,621.14, 20,712,186.08 and 4,224,000.76 is: 6,335,773.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,808,621.14 : 20,712,186.08 = 4,224,000.76 : x
  2. Step 2: Convert to fraction form
    13,808,621.14/20,712,186.08 = 4,224,000.76/x
  3. Step 3: Cross multiply
    13,808,621.14x = 20,712,186.08 × 4,224,000.76
  4. Step 4: Simplify right side
    13,808,621.14x = 87,488,289,743,181.41
  5. Step 5: Solve for x
    x = 87,488,289,743,181.41/13,808,621.14
  6. Step 6: Final answer
    x = 6,335,773.05

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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.