Home / 52,377,538.32-72,278,144.64-28,851,468.48

Finding the Fourth Proportional to 52,377,538.32, 72,278,144.64 and 28,851,468.48

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Solution

The fourth proportional to 52,377,538.32, 72,278,144.64 and 28,851,468.48 is: 39,813,452.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,377,538.32 : 72,278,144.64 = 28,851,468.48 : x
  2. Step 2: Convert to fraction form
    52,377,538.32/72,278,144.64 = 28,851,468.48/x
  3. Step 3: Cross multiply
    52,377,538.32x = 72,278,144.64 × 28,851,468.48
  4. Step 4: Simplify right side
    52,377,538.32x = 2,085,330,611,873,841
  5. Step 5: Solve for x
    x = 2,085,330,611,873,841/52,377,538.32
  6. Step 6: Final answer
    x = 39,813,452.08

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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.