Home / 91,739,125.88-126,600,014.38-50,486,018.26

Finding the Fourth Proportional to 91,739,125.88, 126,600,014.38 and 50,486,018.26

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Solution

The fourth proportional to 91,739,125.88, 126,600,014.38 and 50,486,018.26 is: 69,670,716.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,739,125.88 : 126,600,014.38 = 50,486,018.26 : x
  2. Step 2: Convert to fraction form
    91,739,125.88/126,600,014.38 = 50,486,018.26/x
  3. Step 3: Cross multiply
    91,739,125.88x = 126,600,014.38 × 50,486,018.26
  4. Step 4: Simplify right side
    91,739,125.88x = 6,391,530,637,514,657
  5. Step 5: Solve for x
    x = 6,391,530,637,514,657/91,739,125.88
  6. Step 6: Final answer
    x = 69,670,716.57

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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.