Home / 35,172,997.08-48,539,238.30-20,488,280.28

Finding the Fourth Proportional to 35,172,997.08, 48,539,238.30 and 20,488,280.28

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Solution

The fourth proportional to 35,172,997.08, 48,539,238.30 and 20,488,280.28 is: 28,274,119.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,172,997.08 : 48,539,238.30 = 20,488,280.28 : x
  2. Step 2: Convert to fraction form
    35,172,997.08/48,539,238.30 = 20,488,280.28/x
  3. Step 3: Cross multiply
    35,172,997.08x = 48,539,238.30 × 20,488,280.28
  4. Step 4: Simplify right side
    35,172,997.08x = 994,485,518,868,110.75
  5. Step 5: Solve for x
    x = 994,485,518,868,110.75/35,172,997.08
  6. Step 6: Final answer
    x = 28,274,119.39

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1.5x scale

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.