Home / 8,745,431.77-12,068,664.24-4,877,949.88

Finding the Fourth Proportional to 8,745,431.77, 12,068,664.24 and 4,877,949.88

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Solution

The fourth proportional to 8,745,431.77, 12,068,664.24 and 4,877,949.88 is: 6,731,553.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745,431.77 : 12,068,664.24 = 4,877,949.88 : x
  2. Step 2: Convert to fraction form
    8,745,431.77/12,068,664.24 = 4,877,949.88/x
  3. Step 3: Cross multiply
    8,745,431.77x = 12,068,664.24 × 4,877,949.88
  4. Step 4: Simplify right side
    8,745,431.77x = 58,870,339,281,268.29
  5. Step 5: Solve for x
    x = 58,870,339,281,268.29/8,745,431.77
  6. Step 6: Final answer
    x = 6,731,553.21

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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.