Home / 21,477,664.48-32,219,523.08-6,899,695.76

Finding the Fourth Proportional to 21,477,664.48, 32,219,523.08 and 6,899,695.76

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Solution

The fourth proportional to 21,477,664.48, 32,219,523.08 and 6,899,695.76 is: 10,350,515.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,477,664.48 : 32,219,523.08 = 6,899,695.76 : x
  2. Step 2: Convert to fraction form
    21,477,664.48/32,219,523.08 = 6,899,695.76/x
  3. Step 3: Cross multiply
    21,477,664.48x = 32,219,523.08 × 6,899,695.76
  4. Step 4: Simplify right side
    21,477,664.48x = 222,304,906,700,861.38
  5. Step 5: Solve for x
    x = 222,304,906,700,861.38/21,477,664.48
  6. Step 6: Final answer
    x = 10,350,515.85

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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.