Home / 115,073,514.08-172,611,766.96-38,396,542.32

Finding the Fourth Proportional to 115,073,514.08, 172,611,766.96 and 38,396,542.32

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Solution

The fourth proportional to 115,073,514.08, 172,611,766.96 and 38,396,542.32 is: 57,595,312.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,073,514.08 : 172,611,766.96 = 38,396,542.32 : x
  2. Step 2: Convert to fraction form
    115,073,514.08/172,611,766.96 = 38,396,542.32/x
  3. Step 3: Cross multiply
    115,073,514.08x = 172,611,766.96 × 38,396,542.32
  4. Step 4: Simplify right side
    115,073,514.08x = 6,627,695,015,009,618
  5. Step 5: Solve for x
    x = 6,627,695,015,009,618/115,073,514.08
  6. Step 6: Final answer
    x = 57,595,312.60

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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.