Home / 54,879,221.52-82,326,656.07-17,983,219.32

Finding the Fourth Proportional to 54,879,221.52, 82,326,656.07 and 17,983,219.32

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Solution

The fourth proportional to 54,879,221.52, 82,326,656.07 and 17,983,219.32 is: 26,977,392.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,879,221.52 : 82,326,656.07 = 17,983,219.32 : x
  2. Step 2: Convert to fraction form
    54,879,221.52/82,326,656.07 = 17,983,219.32/x
  3. Step 3: Cross multiply
    54,879,221.52x = 82,326,656.07 × 17,983,219.32
  4. Step 4: Simplify right side
    54,879,221.52x = 1,480,498,311,989,019.25
  5. Step 5: Solve for x
    x = 1,480,498,311,989,019.25/54,879,221.52
  6. Step 6: Final answer
    x = 26,977,392.74

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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.