Home / 9,291,832.63-12,817,563.42-8,634,233.85

Finding the Fourth Proportional to 9,291,832.63, 12,817,563.42 and 8,634,233.85

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Solution

The fourth proportional to 9,291,832.63, 12,817,563.42 and 8,634,233.85 is: 11,910,442.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,291,832.63 : 12,817,563.42 = 8,634,233.85 : x
  2. Step 2: Convert to fraction form
    9,291,832.63/12,817,563.42 = 8,634,233.85/x
  3. Step 3: Cross multiply
    9,291,832.63x = 12,817,563.42 × 8,634,233.85
  4. Step 4: Simplify right side
    9,291,832.63x = 110,669,839,955,485.77
  5. Step 5: Solve for x
    x = 110,669,839,955,485.77/9,291,832.63
  6. Step 6: Final answer
    x = 11,910,442.68

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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.