Home / 76,360,481.04-105,377,481.04-42,021,665.04

Finding the Fourth Proportional to 76,360,481.04, 105,377,481.04 and 42,021,665.04

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Solution

The fourth proportional to 76,360,481.04, 105,377,481.04 and 42,021,665.04 is: 57,989,907.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,360,481.04 : 105,377,481.04 = 42,021,665.04 : x
  2. Step 2: Convert to fraction form
    76,360,481.04/105,377,481.04 = 42,021,665.04/x
  3. Step 3: Cross multiply
    76,360,481.04x = 105,377,481.04 × 42,021,665.04
  4. Step 4: Simplify right side
    76,360,481.04x = 4,428,137,211,021,831
  5. Step 5: Solve for x
    x = 4,428,137,211,021,831/76,360,481.04
  6. Step 6: Final answer
    x = 57,989,907.22

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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.