Home / 8,457,873.12-11,671,976.88-4,590,440.64

Finding the Fourth Proportional to 8,457,873.12, 11,671,976.88 and 4,590,440.64

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Solution

The fourth proportional to 8,457,873.12, 11,671,976.88 and 4,590,440.64 is: 6,334,868.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,457,873.12 : 11,671,976.88 = 4,590,440.64 : x
  2. Step 2: Convert to fraction form
    8,457,873.12/11,671,976.88 = 4,590,440.64/x
  3. Step 3: Cross multiply
    8,457,873.12x = 11,671,976.88 × 4,590,440.64
  4. Step 4: Simplify right side
    8,457,873.12x = 53,579,517,019,092.41
  5. Step 5: Solve for x
    x = 53,579,517,019,092.41/8,457,873.12
  6. Step 6: Final answer
    x = 6,334,868.86

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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.