Home / 8,653,175.40-11,945,059.04-5,391,601.58

Finding the Fourth Proportional to 8,653,175.40, 11,945,059.04 and 5,391,601.58

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Solution

The fourth proportional to 8,653,175.40, 11,945,059.04 and 5,391,601.58 is: 7,442,701.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,653,175.40 : 11,945,059.04 = 5,391,601.58 : x
  2. Step 2: Convert to fraction form
    8,653,175.40/11,945,059.04 = 5,391,601.58/x
  3. Step 3: Cross multiply
    8,653,175.40x = 11,945,059.04 × 5,391,601.58
  4. Step 4: Simplify right side
    8,653,175.40x = 64,402,999,106,573.98
  5. Step 5: Solve for x
    x = 64,402,999,106,573.98/8,653,175.40
  6. Step 6: Final answer
    x = 7,442,701.22

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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.