Home / 91,567,911.27-126,363,688.64-50,317,460.85

Finding the Fourth Proportional to 91,567,911.27, 126,363,688.64 and 50,317,460.85

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Solution

The fourth proportional to 91,567,911.27, 126,363,688.64 and 50,317,460.85 is: 69,438,080.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,567,911.27 : 126,363,688.64 = 50,317,460.85 : x
  2. Step 2: Convert to fraction form
    91,567,911.27/126,363,688.64 = 50,317,460.85/x
  3. Step 3: Cross multiply
    91,567,911.27x = 126,363,688.64 × 50,317,460.85
  4. Step 4: Simplify right side
    91,567,911.27x = 6,358,299,956,415,757
  5. Step 5: Solve for x
    x = 6,358,299,956,415,757/91,567,911.27
  6. Step 6: Final answer
    x = 69,438,080.09

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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.