Home / 55,326,643.20-82,989,964.80-16,983,175.05

Finding the Fourth Proportional to 55,326,643.20, 82,989,964.80 and 16,983,175.05

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Solution

The fourth proportional to 55,326,643.20, 82,989,964.80 and 16,983,175.05 is: 25,474,762.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,326,643.20 : 82,989,964.80 = 16,983,175.05 : x
  2. Step 2: Convert to fraction form
    55,326,643.20/82,989,964.80 = 16,983,175.05/x
  3. Step 3: Cross multiply
    55,326,643.20x = 82,989,964.80 × 16,983,175.05
  4. Step 4: Simplify right side
    55,326,643.20x = 1,409,433,099,591,738.25
  5. Step 5: Solve for x
    x = 1,409,433,099,591,738.25/55,326,643.20
  6. Step 6: Final answer
    x = 25,474,762.58

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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.