Home / 9,783,336.76-14,609,126.09-7,989,780.76

Finding the Fourth Proportional to 9,783,336.76, 14,609,126.09 and 7,989,780.76

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Solution

The fourth proportional to 9,783,336.76, 14,609,126.09 and 7,989,780.76 is: 11,930,869.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,783,336.76 : 14,609,126.09 = 7,989,780.76 : x
  2. Step 2: Convert to fraction form
    9,783,336.76/14,609,126.09 = 7,989,780.76/x
  3. Step 3: Cross multiply
    9,783,336.76x = 14,609,126.09 × 7,989,780.76
  4. Step 4: Simplify right side
    9,783,336.76x = 116,723,714,554,296.03
  5. Step 5: Solve for x
    x = 116,723,714,554,296.03/9,783,336.76
  6. Step 6: Final answer
    x = 11,930,869.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.