Home / 13,166,272.10-19,749,408.15-4,191,731.30

Finding the Fourth Proportional to 13,166,272.10, 19,749,408.15 and 4,191,731.30

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Solution

The fourth proportional to 13,166,272.10, 19,749,408.15 and 4,191,731.30 is: 6,287,596.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,166,272.10 : 19,749,408.15 = 4,191,731.30 : x
  2. Step 2: Convert to fraction form
    13,166,272.10/19,749,408.15 = 4,191,731.30/x
  3. Step 3: Cross multiply
    13,166,272.10x = 19,749,408.15 × 4,191,731.30
  4. Step 4: Simplify right side
    13,166,272.10x = 82,784,212,298,830.08
  5. Step 5: Solve for x
    x = 82,784,212,298,830.08/13,166,272.10
  6. Step 6: Final answer
    x = 6,287,596.95

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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.