Home / 8,487,945.80-11,713,366.44-4,620,496.32

Finding the Fourth Proportional to 8,487,945.80, 11,713,366.44 and 4,620,496.32

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Solution

The fourth proportional to 8,487,945.80, 11,713,366.44 and 4,620,496.32 is: 6,376,285.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,487,945.80 : 11,713,366.44 = 4,620,496.32 : x
  2. Step 2: Convert to fraction form
    8,487,945.80/11,713,366.44 = 4,620,496.32/x
  3. Step 3: Cross multiply
    8,487,945.80x = 11,713,366.44 × 4,620,496.32
  4. Step 4: Simplify right side
    8,487,945.80x = 54,121,566,530,831.50
  5. Step 5: Solve for x
    x = 54,121,566,530,831.50/8,487,945.80
  6. Step 6: Final answer
    x = 6,376,285.59

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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.