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Finding the Fourth Proportional to 16,646,400, 24,969,600 and 4,679,136

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Solution

The fourth proportional to 16,646,400, 24,969,600 and 4,679,136 is: 7,018,704

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,646,400 : 24,969,600 = 4,679,136 : x
  2. Step 2: Convert to fraction form
    16,646,400/24,969,600 = 4,679,136/x
  3. Step 3: Cross multiply
    16,646,400x = 24,969,600 × 4,679,136
  4. Step 4: Simplify right side
    16,646,400x = 116,836,154,265,600
  5. Step 5: Solve for x
    x = 116,836,154,265,600/16,646,400
  6. Step 6: Final answer
    x = 7,018,704

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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.