Home / 42,076,813.14-63,123,794.91-19,036,680.66

Finding the Fourth Proportional to 42,076,813.14, 63,123,794.91 and 19,036,680.66

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Solution

The fourth proportional to 42,076,813.14, 63,123,794.91 and 19,036,680.66 is: 28,558,900.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,076,813.14 : 63,123,794.91 = 19,036,680.66 : x
  2. Step 2: Convert to fraction form
    42,076,813.14/63,123,794.91 = 19,036,680.66/x
  3. Step 3: Cross multiply
    42,076,813.14x = 63,123,794.91 × 19,036,680.66
  4. Step 4: Simplify right side
    42,076,813.14x = 1,201,667,525,749,003.50
  5. Step 5: Solve for x
    x = 1,201,667,525,749,003.50/42,076,813.14
  6. Step 6: Final answer
    x = 28,558,900.64

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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.