Home / 50,519,763.45-75,747,063.69-19,817,445.06

Finding the Fourth Proportional to 50,519,763.45, 75,747,063.69 and 19,817,445.06

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Solution

The fourth proportional to 50,519,763.45, 75,747,063.69 and 19,817,445.06 is: 29,713,386.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,519,763.45 : 75,747,063.69 = 19,817,445.06 : x
  2. Step 2: Convert to fraction form
    50,519,763.45/75,747,063.69 = 19,817,445.06/x
  3. Step 3: Cross multiply
    50,519,763.45x = 75,747,063.69 × 19,817,445.06
  4. Step 4: Simplify right side
    50,519,763.45x = 1,501,113,273,132,895.75
  5. Step 5: Solve for x
    x = 1,501,113,273,132,895.75/50,519,763.45
  6. Step 6: Final answer
    x = 29,713,386.81

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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.