Home / 22,762,193.64-31,411,756.92-12,308,136.80

Finding the Fourth Proportional to 22,762,193.64, 31,411,756.92 and 12,308,136.80

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Solution

The fourth proportional to 22,762,193.64, 31,411,756.92 and 12,308,136.80 is: 16,985,190.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,762,193.64 : 31,411,756.92 = 12,308,136.80 : x
  2. Step 2: Convert to fraction form
    22,762,193.64/31,411,756.92 = 12,308,136.80/x
  3. Step 3: Cross multiply
    22,762,193.64x = 31,411,756.92 × 12,308,136.80
  4. Step 4: Simplify right side
    22,762,193.64x = 386,620,201,299,706.69
  5. Step 5: Solve for x
    x = 386,620,201,299,706.69/22,762,193.64
  6. Step 6: Final answer
    x = 16,985,190.77

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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.