Home / 11,586,498.30-15,987,735.54-6,939,194.40

Finding the Fourth Proportional to 11,586,498.30, 15,987,735.54 and 6,939,194.40

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Solution

The fourth proportional to 11,586,498.30, 15,987,735.54 and 6,939,194.40 is: 9,575,110.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,586,498.30 : 15,987,735.54 = 6,939,194.40 : x
  2. Step 2: Convert to fraction form
    11,586,498.30/15,987,735.54 = 6,939,194.40/x
  3. Step 3: Cross multiply
    11,586,498.30x = 15,987,735.54 × 6,939,194.40
  4. Step 4: Simplify right side
    11,586,498.30x = 110,942,004,927,848.97
  5. Step 5: Solve for x
    x = 110,942,004,927,848.97/11,586,498.30
  6. Step 6: Final answer
    x = 9,575,110.79

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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.