Home / 50,090,980.29-75,135,400.74-13,699,370.76

Finding the Fourth Proportional to 50,090,980.29, 75,135,400.74 and 13,699,370.76

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Solution

The fourth proportional to 50,090,980.29, 75,135,400.74 and 13,699,370.76 is: 20,548,763.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,090,980.29 : 75,135,400.74 = 13,699,370.76 : x
  2. Step 2: Convert to fraction form
    50,090,980.29/75,135,400.74 = 13,699,370.76/x
  3. Step 3: Cross multiply
    50,090,980.29x = 75,135,400.74 × 13,699,370.76
  4. Step 4: Simplify right side
    50,090,980.29x = 1,029,307,711,938,438.25
  5. Step 5: Solve for x
    x = 1,029,307,711,938,438.25/50,090,980.29
  6. Step 6: Final answer
    x = 20,548,763.59

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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.