Home / 8,447,785.30-11,657,873.32-4,777,422.45

Finding the Fourth Proportional to 8,447,785.30, 11,657,873.32 and 4,777,422.45

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Solution

The fourth proportional to 8,447,785.30, 11,657,873.32 and 4,777,422.45 is: 6,592,803.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,447,785.30 : 11,657,873.32 = 4,777,422.45 : x
  2. Step 2: Convert to fraction form
    8,447,785.30/11,657,873.32 = 4,777,422.45/x
  3. Step 3: Cross multiply
    8,447,785.30x = 11,657,873.32 × 4,777,422.45
  4. Step 4: Simplify right side
    8,447,785.30x = 55,694,585,718,224.04
  5. Step 5: Solve for x
    x = 55,694,585,718,224.04/8,447,785.30
  6. Step 6: Final answer
    x = 6,592,803.17

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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.