Home / 73,829,162.70-101,885,313.61-40,790,171.69

Finding the Fourth Proportional to 73,829,162.70, 101,885,313.61 and 40,790,171.69

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Solution

The fourth proportional to 73,829,162.70, 101,885,313.61 and 40,790,171.69 is: 56,291,027.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,829,162.70 : 101,885,313.61 = 40,790,171.69 : x
  2. Step 2: Convert to fraction form
    73,829,162.70/101,885,313.61 = 40,790,171.69/x
  3. Step 3: Cross multiply
    73,829,162.70x = 101,885,313.61 × 40,790,171.69
  4. Step 4: Simplify right side
    73,829,162.70x = 4,155,919,434,841,393.50
  5. Step 5: Solve for x
    x = 4,155,919,434,841,393.50/73,829,162.70
  6. Step 6: Final answer
    x = 56,291,027.59

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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.