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Finding the Fourth Proportional to 29,376,064.40, 44,064,096.60 and 21,413,440.40

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Solution

The fourth proportional to 29,376,064.40, 44,064,096.60 and 21,413,440.40 is: 32,120,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,376,064.40 : 44,064,096.60 = 21,413,440.40 : x
  2. Step 2: Convert to fraction form
    29,376,064.40/44,064,096.60 = 21,413,440.40/x
  3. Step 3: Cross multiply
    29,376,064.40x = 44,064,096.60 × 21,413,440.40
  4. Step 4: Simplify right side
    29,376,064.40x = 943,563,906,323,942.62
  5. Step 5: Solve for x
    x = 943,563,906,323,942.62/29,376,064.40
  6. Step 6: Final answer
    x = 32,120,160.60

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1.5x scale

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.