Home / 55,140,762.70-82,711,144.05-16,802,215.30

Finding the Fourth Proportional to 55,140,762.70, 82,711,144.05 and 16,802,215.30

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Solution

The fourth proportional to 55,140,762.70, 82,711,144.05 and 16,802,215.30 is: 25,203,322.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,140,762.70 : 82,711,144.05 = 16,802,215.30 : x
  2. Step 2: Convert to fraction form
    55,140,762.70/82,711,144.05 = 16,802,215.30/x
  3. Step 3: Cross multiply
    55,140,762.70x = 82,711,144.05 × 16,802,215.30
  4. Step 4: Simplify right side
    55,140,762.70x = 1,389,730,450,037,414
  5. Step 5: Solve for x
    x = 1,389,730,450,037,414/55,140,762.70
  6. Step 6: Final answer
    x = 25,203,322.95

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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.