Home / 8,487,905.23-11,713,310.58-4,620,455.34

Finding the Fourth Proportional to 8,487,905.23, 11,713,310.58 and 4,620,455.34

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Solution

The fourth proportional to 8,487,905.23, 11,713,310.58 and 4,620,455.34 is: 6,376,229.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,487,905.23 : 11,713,310.58 = 4,620,455.34 : x
  2. Step 2: Convert to fraction form
    8,487,905.23/11,713,310.58 = 4,620,455.34/x
  3. Step 3: Cross multiply
    8,487,905.23x = 11,713,310.58 × 4,620,455.34
  4. Step 4: Simplify right side
    8,487,905.23x = 54,120,828,418,439.49
  5. Step 5: Solve for x
    x = 54,120,828,418,439.49/8,487,905.23
  6. Step 6: Final answer
    x = 6,376,229.11

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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.