Home / 21,789,150.89-32,688,272.60-11,551,230.64

Finding the Fourth Proportional to 21,789,150.89, 32,688,272.60 and 11,551,230.64

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Solution

The fourth proportional to 21,789,150.89, 32,688,272.60 and 11,551,230.64 is: 17,329,256.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,789,150.89 : 32,688,272.60 = 11,551,230.64 : x
  2. Step 2: Convert to fraction form
    21,789,150.89/32,688,272.60 = 11,551,230.64/x
  3. Step 3: Cross multiply
    21,789,150.89x = 32,688,272.60 × 11,551,230.64
  4. Step 4: Simplify right side
    21,789,150.89x = 377,589,775,835,848.56
  5. Step 5: Solve for x
    x = 377,589,775,835,848.56/21,789,150.89
  6. Step 6: Final answer
    x = 17,329,256.10

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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.