Home / 67,428,749.52-93,051,674.64-36,488,919.11

Finding the Fourth Proportional to 67,428,749.52, 93,051,674.64 and 36,488,919.11

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Solution

The fourth proportional to 67,428,749.52, 93,051,674.64 and 36,488,919.11 is: 50,354,708.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,428,749.52 : 93,051,674.64 = 36,488,919.11 : x
  2. Step 2: Convert to fraction form
    67,428,749.52/93,051,674.64 = 36,488,919.11/x
  3. Step 3: Cross multiply
    67,428,749.52x = 93,051,674.64 × 36,488,919.11
  4. Step 4: Simplify right side
    67,428,749.52x = 3,395,355,028,523,739.50
  5. Step 5: Solve for x
    x = 3,395,355,028,523,739.50/67,428,749.52
  6. Step 6: Final answer
    x = 50,354,708.53

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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.