Home / 36,144,478.86-54,217,366.29-13,131,756.78

Finding the Fourth Proportional to 36,144,478.86, 54,217,366.29 and 13,131,756.78

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Solution

The fourth proportional to 36,144,478.86, 54,217,366.29 and 13,131,756.78 is: 19,697,870.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,144,478.86 : 54,217,366.29 = 13,131,756.78 : x
  2. Step 2: Convert to fraction form
    36,144,478.86/54,217,366.29 = 13,131,756.78/x
  3. Step 3: Cross multiply
    36,144,478.86x = 54,217,366.29 × 13,131,756.78
  4. Step 4: Simplify right side
    36,144,478.86x = 711,969,267,372,450.88
  5. Step 5: Solve for x
    x = 711,969,267,372,450.88/36,144,478.86
  6. Step 6: Final answer
    x = 19,697,870.60

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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.