Home / 56,895,643.87-85,343,687.22-13,764,778.04

Finding the Fourth Proportional to 56,895,643.87, 85,343,687.22 and 13,764,778.04

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Solution

The fourth proportional to 56,895,643.87, 85,343,687.22 and 13,764,778.04 is: 20,647,220.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,895,643.87 : 85,343,687.22 = 13,764,778.04 : x
  2. Step 2: Convert to fraction form
    56,895,643.87/85,343,687.22 = 13,764,778.04/x
  3. Step 3: Cross multiply
    56,895,643.87x = 85,343,687.22 × 13,764,778.04
  4. Step 4: Simplify right side
    56,895,643.87x = 1,174,736,911,698,484.50
  5. Step 5: Solve for x
    x = 1,174,736,911,698,484.50/56,895,643.87
  6. Step 6: Final answer
    x = 20,647,220.63

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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.