Home / 48,388,832.80-72,499,268.40-31,340,730.40

Finding the Fourth Proportional to 48,388,832.80, 72,499,268.40 and 31,340,730.40

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Solution

The fourth proportional to 48,388,832.80, 72,499,268.40 and 31,340,730.40 is: 46,956,702.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,388,832.80 : 72,499,268.40 = 31,340,730.40 : x
  2. Step 2: Convert to fraction form
    48,388,832.80/72,499,268.40 = 31,340,730.40/x
  3. Step 3: Cross multiply
    48,388,832.80x = 72,499,268.40 × 31,340,730.40
  4. Step 4: Simplify right side
    48,388,832.80x = 2,272,180,025,121,639.50
  5. Step 5: Solve for x
    x = 2,272,180,025,121,639.50/48,388,832.80
  6. Step 6: Final answer
    x = 46,956,702.48

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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.