Home / 72,519,577.92-108,767,556.90-29,387,039.04

Finding the Fourth Proportional to 72,519,577.92, 108,767,556.90 and 29,387,039.04

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Solution

The fourth proportional to 72,519,577.92, 108,767,556.90 and 29,387,039.04 is: 44,075,772.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,519,577.92 : 108,767,556.90 = 29,387,039.04 : x
  2. Step 2: Convert to fraction form
    72,519,577.92/108,767,556.90 = 29,387,039.04/x
  3. Step 3: Cross multiply
    72,519,577.92x = 108,767,556.90 × 29,387,039.04
  4. Step 4: Simplify right side
    72,519,577.92x = 3,196,356,440,905,721.50
  5. Step 5: Solve for x
    x = 3,196,356,440,905,721.50/72,519,577.92
  6. Step 6: Final answer
    x = 44,075,772.81

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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.