Home / 40,328,816.80-60,493,225.20-13,402,472.80

Finding the Fourth Proportional to 40,328,816.80, 60,493,225.20 and 13,402,472.80

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Solution

The fourth proportional to 40,328,816.80, 60,493,225.20 and 13,402,472.80 is: 20,103,709.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,328,816.80 : 60,493,225.20 = 13,402,472.80 : x
  2. Step 2: Convert to fraction form
    40,328,816.80/60,493,225.20 = 13,402,472.80/x
  3. Step 3: Cross multiply
    40,328,816.80x = 60,493,225.20 × 13,402,472.80
  4. Step 4: Simplify right side
    40,328,816.80x = 810,758,805,327,274.62
  5. Step 5: Solve for x
    x = 810,758,805,327,274.62/40,328,816.80
  6. Step 6: Final answer
    x = 20,103,709.20

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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.