Home / 28,245,458.52-38,977,585.02-16,022,053.08

Finding the Fourth Proportional to 28,245,458.52, 38,977,585.02 and 16,022,053.08

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Solution

The fourth proportional to 28,245,458.52, 38,977,585.02 and 16,022,053.08 is: 22,109,782.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,245,458.52 : 38,977,585.02 = 16,022,053.08 : x
  2. Step 2: Convert to fraction form
    28,245,458.52/38,977,585.02 = 16,022,053.08/x
  3. Step 3: Cross multiply
    28,245,458.52x = 38,977,585.02 × 16,022,053.08
  4. Step 4: Simplify right side
    28,245,458.52x = 624,500,936,120,652.88
  5. Step 5: Solve for x
    x = 624,500,936,120,652.88/28,245,458.52
  6. Step 6: Final answer
    x = 22,109,782.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.