Home / 11,379,537.76-15,703,611.06-6,485,051.20

Finding the Fourth Proportional to 11,379,537.76, 15,703,611.06 and 6,485,051.20

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Solution

The fourth proportional to 11,379,537.76, 15,703,611.06 and 6,485,051.20 is: 8,949,284.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,379,537.76 : 15,703,611.06 = 6,485,051.20 : x
  2. Step 2: Convert to fraction form
    11,379,537.76/15,703,611.06 = 6,485,051.20/x
  3. Step 3: Cross multiply
    11,379,537.76x = 15,703,611.06 × 6,485,051.20
  4. Step 4: Simplify right side
    11,379,537.76x = 101,838,721,748,986.28
  5. Step 5: Solve for x
    x = 101,838,721,748,986.28/11,379,537.76
  6. Step 6: Final answer
    x = 8,949,284.58

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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.