Home / 37,123,774.20-51,230,037.78-20,602,939.28

Finding the Fourth Proportional to 37,123,774.20, 51,230,037.78 and 20,602,939.28

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Solution

The fourth proportional to 37,123,774.20, 51,230,037.78 and 20,602,939.28 is: 28,431,628.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,123,774.20 : 51,230,037.78 = 20,602,939.28 : x
  2. Step 2: Convert to fraction form
    37,123,774.20/51,230,037.78 = 20,602,939.28/x
  3. Step 3: Cross multiply
    37,123,774.20x = 51,230,037.78 × 20,602,939.28
  4. Step 4: Simplify right side
    37,123,774.20x = 1,055,489,357,437,295.75
  5. Step 5: Solve for x
    x = 1,055,489,357,437,295.75/37,123,774.20
  6. Step 6: Final answer
    x = 28,431,628.52

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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.