Home / 35,438,200.14-48,915,525.07-20,557,284.69

Finding the Fourth Proportional to 35,438,200.14, 48,915,525.07 and 20,557,284.69

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Solution

The fourth proportional to 35,438,200.14, 48,915,525.07 and 20,557,284.69 is: 28,375,322.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,438,200.14 : 48,915,525.07 = 20,557,284.69 : x
  2. Step 2: Convert to fraction form
    35,438,200.14/48,915,525.07 = 20,557,284.69/x
  3. Step 3: Cross multiply
    35,438,200.14x = 48,915,525.07 × 20,557,284.69
  4. Step 4: Simplify right side
    35,438,200.14x = 1,005,570,374,558,802.12
  5. Step 5: Solve for x
    x = 1,005,570,374,558,802.12/35,438,200.14
  6. Step 6: Final answer
    x = 28,375,322.97

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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.