Home / 7,864,043.10-11,796,064.65-7,108,215.90

Finding the Fourth Proportional to 7,864,043.10, 11,796,064.65 and 7,108,215.90

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Solution

The fourth proportional to 7,864,043.10, 11,796,064.65 and 7,108,215.90 is: 10,662,323.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864,043.10 : 11,796,064.65 = 7,108,215.90 : x
  2. Step 2: Convert to fraction form
    7,864,043.10/11,796,064.65 = 7,108,215.90/x
  3. Step 3: Cross multiply
    7,864,043.10x = 11,796,064.65 × 7,108,215.90
  4. Step 4: Simplify right side
    7,864,043.10x = 83,848,974,302,557.94
  5. Step 5: Solve for x
    x = 83,848,974,302,557.94/7,864,043.10
  6. Step 6: Final answer
    x = 10,662,323.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.