Home / 30,608,963.94-42,239,507.48-16,670,004.42

Finding the Fourth Proportional to 30,608,963.94, 42,239,507.48 and 16,670,004.42

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Solution

The fourth proportional to 30,608,963.94, 42,239,507.48 and 16,670,004.42 is: 23,004,136.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,608,963.94 : 42,239,507.48 = 16,670,004.42 : x
  2. Step 2: Convert to fraction form
    30,608,963.94/42,239,507.48 = 16,670,004.42/x
  3. Step 3: Cross multiply
    30,608,963.94x = 42,239,507.48 × 16,670,004.42
  4. Step 4: Simplify right side
    30,608,963.94x = 704,132,776,390,223
  5. Step 5: Solve for x
    x = 704,132,776,390,223/30,608,963.94
  6. Step 6: Final answer
    x = 23,004,136.23

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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.