Home / 31,109,487.60-46,664,231.40-19,758,082.80

Finding the Fourth Proportional to 31,109,487.60, 46,664,231.40 and 19,758,082.80

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Solution

The fourth proportional to 31,109,487.60, 46,664,231.40 and 19,758,082.80 is: 29,637,124.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,109,487.60 : 46,664,231.40 = 19,758,082.80 : x
  2. Step 2: Convert to fraction form
    31,109,487.60/46,664,231.40 = 19,758,082.80/x
  3. Step 3: Cross multiply
    31,109,487.60x = 46,664,231.40 × 19,758,082.80
  4. Step 4: Simplify right side
    31,109,487.60x = 921,995,747,799,559.88
  5. Step 5: Solve for x
    x = 921,995,747,799,559.88/31,109,487.60
  6. Step 6: Final answer
    x = 29,637,124.20

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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.