Home / 54,577,163.10-81,865,744.65-39,191,946.15

Finding the Fourth Proportional to 54,577,163.10, 81,865,744.65 and 39,191,946.15

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Solution

The fourth proportional to 54,577,163.10, 81,865,744.65 and 39,191,946.15 is: 58,787,919.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,577,163.10 : 81,865,744.65 = 39,191,946.15 : x
  2. Step 2: Convert to fraction form
    54,577,163.10/81,865,744.65 = 39,191,946.15/x
  3. Step 3: Cross multiply
    54,577,163.10x = 81,865,744.65 × 39,191,946.15
  4. Step 4: Simplify right side
    54,577,163.10x = 3,208,477,855,852,450.50
  5. Step 5: Solve for x
    x = 3,208,477,855,852,450.50/54,577,163.10
  6. Step 6: Final answer
    x = 58,787,919.23

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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.