Home / 37,181,901.52-51,317,111.40-30,977,108.56

Finding the Fourth Proportional to 37,181,901.52, 51,317,111.40 and 30,977,108.56

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Solution

The fourth proportional to 37,181,901.52, 51,317,111.40 and 30,977,108.56 is: 42,753,481.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,181,901.52 : 51,317,111.40 = 30,977,108.56 : x
  2. Step 2: Convert to fraction form
    37,181,901.52/51,317,111.40 = 30,977,108.56/x
  3. Step 3: Cross multiply
    37,181,901.52x = 51,317,111.40 × 30,977,108.56
  4. Step 4: Simplify right side
    37,181,901.52x = 1,589,655,730,823,413.50
  5. Step 5: Solve for x
    x = 1,589,655,730,823,413.50/37,181,901.52
  6. Step 6: Final answer
    x = 42,753,481.29

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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.