Home / 18,449,929.08-25,461,146.28-10,189,966.32

Finding the Fourth Proportional to 18,449,929.08, 25,461,146.28 and 10,189,966.32

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Solution

The fourth proportional to 18,449,929.08, 25,461,146.28 and 10,189,966.32 is: 14,062,288.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,449,929.08 : 25,461,146.28 = 10,189,966.32 : x
  2. Step 2: Convert to fraction form
    18,449,929.08/25,461,146.28 = 10,189,966.32/x
  3. Step 3: Cross multiply
    18,449,929.08x = 25,461,146.28 × 10,189,966.32
  4. Step 4: Simplify right side
    18,449,929.08x = 259,448,223,061,793.31
  5. Step 5: Solve for x
    x = 259,448,223,061,793.31/18,449,929.08
  6. Step 6: Final answer
    x = 14,062,288.37

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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.