Home / 72,735,593.45-100,377,461.04-41,372,838.54

Finding the Fourth Proportional to 72,735,593.45, 100,377,461.04 and 41,372,838.54

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Solution

The fourth proportional to 72,735,593.45, 100,377,461.04 and 41,372,838.54 is: 57,095,849.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,735,593.45 : 100,377,461.04 = 41,372,838.54 : x
  2. Step 2: Convert to fraction form
    72,735,593.45/100,377,461.04 = 41,372,838.54/x
  3. Step 3: Cross multiply
    72,735,593.45x = 100,377,461.04 × 41,372,838.54
  4. Step 4: Simplify right side
    72,735,593.45x = 4,152,900,489,117,257
  5. Step 5: Solve for x
    x = 4,152,900,489,117,257/72,735,593.45
  6. Step 6: Final answer
    x = 57,095,849.39

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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.