Home / 18,260,156.16-25,199,048.16-9,887,620.32

Finding the Fourth Proportional to 18,260,156.16, 25,199,048.16 and 9,887,620.32

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Solution

The fourth proportional to 18,260,156.16, 25,199,048.16 and 9,887,620.32 is: 13,644,933.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,260,156.16 : 25,199,048.16 = 9,887,620.32 : x
  2. Step 2: Convert to fraction form
    18,260,156.16/25,199,048.16 = 9,887,620.32/x
  3. Step 3: Cross multiply
    18,260,156.16x = 25,199,048.16 × 9,887,620.32
  4. Step 4: Simplify right side
    18,260,156.16x = 249,158,620,631,474.62
  5. Step 5: Solve for x
    x = 249,158,620,631,474.62/18,260,156.16
  6. Step 6: Final answer
    x = 13,644,933.73

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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.