Home / 30,376,931.36-41,906,806.57-17,811,572.29

Finding the Fourth Proportional to 30,376,931.36, 41,906,806.57 and 17,811,572.29

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Solution

The fourth proportional to 30,376,931.36, 41,906,806.57 and 17,811,572.29 is: 24,572,136.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,376,931.36 : 41,906,806.57 = 17,811,572.29 : x
  2. Step 2: Convert to fraction form
    30,376,931.36/41,906,806.57 = 17,811,572.29/x
  3. Step 3: Cross multiply
    30,376,931.36x = 41,906,806.57 × 17,811,572.29
  4. Step 4: Simplify right side
    30,376,931.36x = 746,426,114,664,601.88
  5. Step 5: Solve for x
    x = 746,426,114,664,601.88/30,376,931.36
  6. Step 6: Final answer
    x = 24,572,136.86

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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.