Home / 8,710,803.37-13,067,949.21-4,878,076.33

Finding the Fourth Proportional to 8,710,803.37, 13,067,949.21 and 4,878,076.33

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Solution

The fourth proportional to 8,710,803.37, 13,067,949.21 and 4,878,076.33 is: 7,318,091.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,710,803.37 : 13,067,949.21 = 4,878,076.33 : x
  2. Step 2: Convert to fraction form
    8,710,803.37/13,067,949.21 = 4,878,076.33/x
  3. Step 3: Cross multiply
    8,710,803.37x = 13,067,949.21 × 4,878,076.33
  4. Step 4: Simplify right side
    8,710,803.37x = 63,746,453,722,943.20
  5. Step 5: Solve for x
    x = 63,746,453,722,943.20/8,710,803.37
  6. Step 6: Final answer
    x = 7,318,091.23

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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.