Home / 9,201,219.76-12,697,165.11-5,071,238.39

Finding the Fourth Proportional to 9,201,219.76, 12,697,165.11 and 5,071,238.39

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Solution

The fourth proportional to 9,201,219.76, 12,697,165.11 and 5,071,238.39 is: 6,998,023.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,201,219.76 : 12,697,165.11 = 5,071,238.39 : x
  2. Step 2: Convert to fraction form
    9,201,219.76/12,697,165.11 = 5,071,238.39/x
  3. Step 3: Cross multiply
    9,201,219.76x = 12,697,165.11 × 5,071,238.39
  4. Step 4: Simplify right side
    9,201,219.76x = 64,390,351,150,000.56
  5. Step 5: Solve for x
    x = 64,390,351,150,000.56/9,201,219.76
  6. Step 6: Final answer
    x = 6,998,023.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.