Home / 13,771,271.10-20,656,906.65-6,212,999.10

Finding the Fourth Proportional to 13,771,271.10, 20,656,906.65 and 6,212,999.10

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Solution

The fourth proportional to 13,771,271.10, 20,656,906.65 and 6,212,999.10 is: 9,319,498.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,771,271.10 : 20,656,906.65 = 6,212,999.10 : x
  2. Step 2: Convert to fraction form
    13,771,271.10/20,656,906.65 = 6,212,999.10/x
  3. Step 3: Cross multiply
    13,771,271.10x = 20,656,906.65 × 6,212,999.10
  4. Step 4: Simplify right side
    13,771,271.10x = 128,341,342,425,234
  5. Step 5: Solve for x
    x = 128,341,342,425,234/13,771,271.10
  6. Step 6: Final answer
    x = 9,319,498.65

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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.