Home / 40,597,411.40-60,898,881.90-12,929,136.20

Finding the Fourth Proportional to 40,597,411.40, 60,898,881.90 and 12,929,136.20

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Solution

The fourth proportional to 40,597,411.40, 60,898,881.90 and 12,929,136.20 is: 19,394,584.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,597,411.40 : 60,898,881.90 = 12,929,136.20 : x
  2. Step 2: Convert to fraction form
    40,597,411.40/60,898,881.90 = 12,929,136.20/x
  3. Step 3: Cross multiply
    40,597,411.40x = 60,898,881.90 × 12,929,136.20
  4. Step 4: Simplify right side
    40,597,411.40x = 787,369,938,512,814.75
  5. Step 5: Solve for x
    x = 787,369,938,512,814.75/40,597,411.40
  6. Step 6: Final answer
    x = 19,394,584.81

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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.