Home / 11,887,489.15-17,818,789.74-4,974,929.27

Finding the Fourth Proportional to 11,887,489.15, 17,818,789.74 and 4,974,929.27

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Solution

The fourth proportional to 11,887,489.15, 17,818,789.74 and 4,974,929.27 is: 7,457,186.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,887,489.15 : 17,818,789.74 = 4,974,929.27 : x
  2. Step 2: Convert to fraction form
    11,887,489.15/17,818,789.74 = 4,974,929.27/x
  3. Step 3: Cross multiply
    11,887,489.15x = 17,818,789.74 × 4,974,929.27
  4. Step 4: Simplify right side
    11,887,489.15x = 88,647,218,633,501.67
  5. Step 5: Solve for x
    x = 88,647,218,633,501.67/11,887,489.15
  6. Step 6: Final answer
    x = 7,457,186.08

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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.