Home / 34,214,136.68-47,215,492.26-20,463,100.52

Finding the Fourth Proportional to 34,214,136.68, 47,215,492.26 and 20,463,100.52

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Solution

The fourth proportional to 34,214,136.68, 47,215,492.26 and 20,463,100.52 is: 28,239,068.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,214,136.68 : 47,215,492.26 = 20,463,100.52 : x
  2. Step 2: Convert to fraction form
    34,214,136.68/47,215,492.26 = 20,463,100.52/x
  3. Step 3: Cross multiply
    34,214,136.68x = 47,215,492.26 × 20,463,100.52
  4. Step 4: Simplify right side
    34,214,136.68x = 966,175,364,217,661.88
  5. Step 5: Solve for x
    x = 966,175,364,217,661.88/34,214,136.68
  6. Step 6: Final answer
    x = 28,239,068.93

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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.