Home / 37,123,775.20-51,230,039.16-20,602,940.28

Finding the Fourth Proportional to 37,123,775.20, 51,230,039.16 and 20,602,940.28

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Solution

The fourth proportional to 37,123,775.20, 51,230,039.16 and 20,602,940.28 is: 28,431,629.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,123,775.20 : 51,230,039.16 = 20,602,940.28 : x
  2. Step 2: Convert to fraction form
    37,123,775.20/51,230,039.16 = 20,602,940.28/x
  3. Step 3: Cross multiply
    37,123,775.20x = 51,230,039.16 × 20,602,940.28
  4. Step 4: Simplify right side
    37,123,775.20x = 1,055,489,437,355,541.38
  5. Step 5: Solve for x
    x = 1,055,489,437,355,541.38/37,123,775.20
  6. Step 6: Final answer
    x = 28,431,629.91

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1.5x scale

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.