Home / 10,935,218.70-16,402,828.05-6,630,546.60

Finding the Fourth Proportional to 10,935,218.70, 16,402,828.05 and 6,630,546.60

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Solution

The fourth proportional to 10,935,218.70, 16,402,828.05 and 6,630,546.60 is: 9,945,819.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935,218.70 : 16,402,828.05 = 6,630,546.60 : x
  2. Step 2: Convert to fraction form
    10,935,218.70/16,402,828.05 = 6,630,546.60/x
  3. Step 3: Cross multiply
    10,935,218.70x = 16,402,828.05 × 6,630,546.60
  4. Step 4: Simplify right side
    10,935,218.70x = 108,759,715,757,312.12
  5. Step 5: Solve for x
    x = 108,759,715,757,312.12/10,935,218.70
  6. Step 6: Final answer
    x = 9,945,819.90

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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.