Home / 9,875,431.50-14,799,697.20-5,559,540.09

Finding the Fourth Proportional to 9,875,431.50, 14,799,697.20 and 5,559,540.09

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Solution

The fourth proportional to 9,875,431.50, 14,799,697.20 and 5,559,540.09 is: 8,331,738.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,875,431.50 : 14,799,697.20 = 5,559,540.09 : x
  2. Step 2: Convert to fraction form
    9,875,431.50/14,799,697.20 = 5,559,540.09/x
  3. Step 3: Cross multiply
    9,875,431.50x = 14,799,697.20 × 5,559,540.09
  4. Step 4: Simplify right side
    9,875,431.50x = 82,279,509,903,260.73
  5. Step 5: Solve for x
    x = 82,279,509,903,260.73/9,875,431.50
  6. Step 6: Final answer
    x = 8,331,738.20

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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.