Home / 8,492,638.58-11,720,172.96-4,821,896.66

Finding the Fourth Proportional to 8,492,638.58, 11,720,172.96 and 4,821,896.66

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Solution

The fourth proportional to 8,492,638.58, 11,720,172.96 and 4,821,896.66 is: 6,654,405.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,492,638.58 : 11,720,172.96 = 4,821,896.66 : x
  2. Step 2: Convert to fraction form
    8,492,638.58/11,720,172.96 = 4,821,896.66/x
  3. Step 3: Cross multiply
    8,492,638.58x = 11,720,172.96 × 4,821,896.66
  4. Step 4: Simplify right side
    8,492,638.58x = 56,513,462,850,446.32
  5. Step 5: Solve for x
    x = 56,513,462,850,446.32/8,492,638.58
  6. Step 6: Final answer
    x = 6,654,405.73

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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.