Home / 54,985,517.40-82,478,276.10-19,083,725.40

Finding the Fourth Proportional to 54,985,517.40, 82,478,276.10 and 19,083,725.40

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Solution

The fourth proportional to 54,985,517.40, 82,478,276.10 and 19,083,725.40 is: 28,625,588.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,985,517.40 : 82,478,276.10 = 19,083,725.40 : x
  2. Step 2: Convert to fraction form
    54,985,517.40/82,478,276.10 = 19,083,725.40/x
  3. Step 3: Cross multiply
    54,985,517.40x = 82,478,276.10 × 19,083,725.40
  4. Step 4: Simplify right side
    54,985,517.40x = 1,573,992,772,557,782.75
  5. Step 5: Solve for x
    x = 1,573,992,772,557,782.75/54,985,517.40
  6. Step 6: Final answer
    x = 28,625,588.10

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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.