Home / 66,364,438.70-91,588,379.75-36,600,909.47

Finding the Fourth Proportional to 66,364,438.70, 91,588,379.75 and 36,600,909.47

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Solution

The fourth proportional to 66,364,438.70, 91,588,379.75 and 36,600,909.47 is: 50,512,263.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,364,438.70 : 91,588,379.75 = 36,600,909.47 : x
  2. Step 2: Convert to fraction form
    66,364,438.70/91,588,379.75 = 36,600,909.47/x
  3. Step 3: Cross multiply
    66,364,438.70x = 91,588,379.75 × 36,600,909.47
  4. Step 4: Simplify right side
    66,364,438.70x = 3,352,217,995,733,731
  5. Step 5: Solve for x
    x = 3,352,217,995,733,731/66,364,438.70
  6. Step 6: Final answer
    x = 50,512,263.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.