Home / 60,345,420.82-90,576,589.74-57,068,201.32

Finding the Fourth Proportional to 60,345,420.82, 90,576,589.74 and 57,068,201.32

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Solution

The fourth proportional to 60,345,420.82, 90,576,589.74 and 57,068,201.32 is: 85,657,585.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,345,420.82 : 90,576,589.74 = 57,068,201.32 : x
  2. Step 2: Convert to fraction form
    60,345,420.82/90,576,589.74 = 57,068,201.32/x
  3. Step 3: Cross multiply
    60,345,420.82x = 90,576,589.74 × 57,068,201.32
  4. Step 4: Simplify right side
    60,345,420.82x = 5,169,043,058,161,366
  5. Step 5: Solve for x
    x = 5,169,043,058,161,366/60,345,420.82
  6. Step 6: Final answer
    x = 85,657,585.74

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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.