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Finding the Fourth Proportional to 6,474,402.46, 8,934,674.05 and 3,573,792.56

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Solution

The fourth proportional to 6,474,402.46, 8,934,674.05 and 3,573,792.56 is: 4,931,832.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,402.46 : 8,934,674.05 = 3,573,792.56 : x
  2. Step 2: Convert to fraction form
    6,474,402.46/8,934,674.05 = 3,573,792.56/x
  3. Step 3: Cross multiply
    6,474,402.46x = 8,934,674.05 × 3,573,792.56
  4. Step 4: Simplify right side
    6,474,402.46x = 31,930,671,645,915.07
  5. Step 5: Solve for x
    x = 31,930,671,645,915.07/6,474,402.46
  6. Step 6: Final answer
    x = 4,931,832.99

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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.