Home / 18,140,653.08-25,034,096.52-9,991,891.08

Finding the Fourth Proportional to 18,140,653.08, 25,034,096.52 and 9,991,891.08

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Solution

The fourth proportional to 18,140,653.08, 25,034,096.52 and 9,991,891.08 is: 13,788,807.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,140,653.08 : 25,034,096.52 = 9,991,891.08 : x
  2. Step 2: Convert to fraction form
    18,140,653.08/25,034,096.52 = 9,991,891.08/x
  3. Step 3: Cross multiply
    18,140,653.08x = 25,034,096.52 × 9,991,891.08
  4. Step 4: Simplify right side
    18,140,653.08x = 250,137,965,714,047.03
  5. Step 5: Solve for x
    x = 250,137,965,714,047.03/18,140,653.08
  6. Step 6: Final answer
    x = 13,788,807.08

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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.