Home / 10,980,521.98-15,153,121.79-6,086,059.72

Finding the Fourth Proportional to 10,980,521.98, 15,153,121.79 and 6,086,059.72

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Solution

The fourth proportional to 10,980,521.98, 15,153,121.79 and 6,086,059.72 is: 8,398,763.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,980,521.98 : 15,153,121.79 = 6,086,059.72 : x
  2. Step 2: Convert to fraction form
    10,980,521.98/15,153,121.79 = 6,086,059.72/x
  3. Step 3: Cross multiply
    10,980,521.98x = 15,153,121.79 × 6,086,059.72
  4. Step 4: Simplify right side
    10,980,521.98x = 92,222,804,127,943
  5. Step 5: Solve for x
    x = 92,222,804,127,943/10,980,521.98
  6. Step 6: Final answer
    x = 8,398,763.22

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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.