Home / 50,425,414.26-69,588,927.81-28,100,406.48

Finding the Fourth Proportional to 50,425,414.26, 69,588,927.81 and 28,100,406.48

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Solution

The fourth proportional to 50,425,414.26, 69,588,927.81 and 28,100,406.48 is: 38,779,595.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,425,414.26 : 69,588,927.81 = 28,100,406.48 : x
  2. Step 2: Convert to fraction form
    50,425,414.26/69,588,927.81 = 28,100,406.48/x
  3. Step 3: Cross multiply
    50,425,414.26x = 69,588,927.81 × 28,100,406.48
  4. Step 4: Simplify right side
    50,425,414.26x = 1,955,477,157,968,376.25
  5. Step 5: Solve for x
    x = 1,955,477,157,968,376.25/50,425,414.26
  6. Step 6: Final answer
    x = 38,779,595.30

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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.