Home / 37,123,828.08-51,230,112.08-20,602,993.12

Finding the Fourth Proportional to 37,123,828.08, 51,230,112.08 and 20,602,993.12

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Solution

The fourth proportional to 37,123,828.08, 51,230,112.08 and 20,602,993.12 is: 28,431,702.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,123,828.08 : 51,230,112.08 = 20,602,993.12 : x
  2. Step 2: Convert to fraction form
    37,123,828.08/51,230,112.08 = 20,602,993.12/x
  3. Step 3: Cross multiply
    37,123,828.08x = 51,230,112.08 × 20,602,993.12
  4. Step 4: Simplify right side
    37,123,828.08x = 1,055,493,646,721,068.88
  5. Step 5: Solve for x
    x = 1,055,493,646,721,068.88/37,123,828.08
  6. Step 6: Final answer
    x = 28,431,702.80

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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.