Home / 16,388,841.40-22,617,136.42-8,946,900.20

Finding the Fourth Proportional to 16,388,841.40, 22,617,136.42 and 8,946,900.20

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Solution

The fourth proportional to 16,388,841.40, 22,617,136.42 and 8,946,900.20 is: 12,347,014.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,388,841.40 : 22,617,136.42 = 8,946,900.20 : x
  2. Step 2: Convert to fraction form
    16,388,841.40/22,617,136.42 = 8,946,900.20/x
  3. Step 3: Cross multiply
    16,388,841.40x = 22,617,136.42 × 8,946,900.20
  4. Step 4: Simplify right side
    16,388,841.40x = 202,353,262,393,700.91
  5. Step 5: Solve for x
    x = 202,353,262,393,700.91/16,388,841.40
  6. Step 6: Final answer
    x = 12,347,014.50

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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.