Home / 76,533,179.86-105,615,713.86-41,725,861.08

Finding the Fourth Proportional to 76,533,179.86, 105,615,713.86 and 41,725,861.08

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Solution

The fourth proportional to 76,533,179.86, 105,615,713.86 and 41,725,861.08 is: 57,581,647.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,533,179.86 : 105,615,713.86 = 41,725,861.08 : x
  2. Step 2: Convert to fraction form
    76,533,179.86/105,615,713.86 = 41,725,861.08/x
  3. Step 3: Cross multiply
    76,533,179.86x = 105,615,713.86 × 41,725,861.08
  4. Step 4: Simplify right side
    76,533,179.86x = 4,406,906,604,387,390.50
  5. Step 5: Solve for x
    x = 4,406,906,604,387,390.50/76,533,179.86
  6. Step 6: Final answer
    x = 57,581,647.76

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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.