Home / 70,485,566.85-105,734,002.05-26,787,259.98

Finding the Fourth Proportional to 70,485,566.85, 105,734,002.05 and 26,787,259.98

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Solution

The fourth proportional to 70,485,566.85, 105,734,002.05 and 26,787,259.98 is: 40,183,037.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,485,566.85 : 105,734,002.05 = 26,787,259.98 : x
  2. Step 2: Convert to fraction form
    70,485,566.85/105,734,002.05 = 26,787,259.98/x
  3. Step 3: Cross multiply
    70,485,566.85x = 105,734,002.05 × 26,787,259.98
  4. Step 4: Simplify right side
    70,485,566.85x = 2,832,324,201,639,203
  5. Step 5: Solve for x
    x = 2,832,324,201,639,203/70,485,566.85
  6. Step 6: Final answer
    x = 40,183,037.86

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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.