Home / 19,351,322.10-28,992,932.10-18,199,276.02

Finding the Fourth Proportional to 19,351,322.10, 28,992,932.10 and 18,199,276.02

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Solution

The fourth proportional to 19,351,322.10, 28,992,932.10 and 18,199,276.02 is: 27,266,890.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,351,322.10 : 28,992,932.10 = 18,199,276.02 : x
  2. Step 2: Convert to fraction form
    19,351,322.10/28,992,932.10 = 18,199,276.02/x
  3. Step 3: Cross multiply
    19,351,322.10x = 28,992,932.10 × 18,199,276.02
  4. Step 4: Simplify right side
    19,351,322.10x = 527,650,373,917,018.25
  5. Step 5: Solve for x
    x = 527,650,373,917,018.25/19,351,322.10
  6. Step 6: Final answer
    x = 27,266,890.15

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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.