Home / 43,053,968.85-64,611,221.52-38,937,626.15

Finding the Fourth Proportional to 43,053,968.85, 64,611,221.52 and 38,937,626.15

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Solution

The fourth proportional to 43,053,968.85, 64,611,221.52 and 38,937,626.15 is: 58,433,813.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,053,968.85 : 64,611,221.52 = 38,937,626.15 : x
  2. Step 2: Convert to fraction form
    43,053,968.85/64,611,221.52 = 38,937,626.15/x
  3. Step 3: Cross multiply
    43,053,968.85x = 64,611,221.52 × 38,937,626.15
  4. Step 4: Simplify right side
    43,053,968.85x = 2,515,807,588,463,555
  5. Step 5: Solve for x
    x = 2,515,807,588,463,555/43,053,968.85
  6. Step 6: Final answer
    x = 58,433,813.56

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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.