Home / 50,142,625.80-75,213,938.70-45,837,953.70

Finding the Fourth Proportional to 50,142,625.80, 75,213,938.70 and 45,837,953.70

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Solution

The fourth proportional to 50,142,625.80, 75,213,938.70 and 45,837,953.70 is: 68,756,930.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,142,625.80 : 75,213,938.70 = 45,837,953.70 : x
  2. Step 2: Convert to fraction form
    50,142,625.80/75,213,938.70 = 45,837,953.70/x
  3. Step 3: Cross multiply
    50,142,625.80x = 75,213,938.70 × 45,837,953.70
  4. Step 4: Simplify right side
    50,142,625.80x = 3,447,653,039,725,238.50
  5. Step 5: Solve for x
    x = 3,447,653,039,725,238.50/50,142,625.80
  6. Step 6: Final answer
    x = 68,756,930.55

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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.