Home / 53,228,357.82-73,455,082.47-28,782,013.50

Finding the Fourth Proportional to 53,228,357.82, 73,455,082.47 and 28,782,013.50

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Solution

The fourth proportional to 53,228,357.82, 73,455,082.47 and 28,782,013.50 is: 39,719,150.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,228,357.82 : 73,455,082.47 = 28,782,013.50 : x
  2. Step 2: Convert to fraction form
    53,228,357.82/73,455,082.47 = 28,782,013.50/x
  3. Step 3: Cross multiply
    53,228,357.82x = 73,455,082.47 × 28,782,013.50
  4. Step 4: Simplify right side
    53,228,357.82x = 2,114,185,175,295,153.25
  5. Step 5: Solve for x
    x = 2,114,185,175,295,153.25/53,228,357.82
  6. Step 6: Final answer
    x = 39,719,150.88

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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.