Home / 67,060,390.48-100,591,518.88-19,191,334.48

Finding the Fourth Proportional to 67,060,390.48, 100,591,518.88 and 19,191,334.48

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Solution

The fourth proportional to 67,060,390.48, 100,591,518.88 and 19,191,334.48 is: 28,787,268.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,060,390.48 : 100,591,518.88 = 19,191,334.48 : x
  2. Step 2: Convert to fraction form
    67,060,390.48/100,591,518.88 = 19,191,334.48/x
  3. Step 3: Cross multiply
    67,060,390.48x = 100,591,518.88 × 19,191,334.48
  4. Step 4: Simplify right side
    67,060,390.48x = 1,930,485,484,677,315
  5. Step 5: Solve for x
    x = 1,930,485,484,677,315/67,060,390.48
  6. Step 6: Final answer
    x = 28,787,268.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.