Home / 11,421,060-17,108,748.81-6,869,595.48

Finding the Fourth Proportional to 11,421,060, 17,108,748.81 and 6,869,595.48

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Solution

The fourth proportional to 11,421,060, 17,108,748.81 and 6,869,595.48 is: 10,290,654.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,421,060 : 17,108,748.81 = 6,869,595.48 : x
  2. Step 2: Convert to fraction form
    11,421,060/17,108,748.81 = 6,869,595.48/x
  3. Step 3: Cross multiply
    11,421,060x = 17,108,748.81 × 6,869,595.48
  4. Step 4: Simplify right side
    11,421,060x = 117,530,183,493,631.38
  5. Step 5: Solve for x
    x = 117,530,183,493,631.38/11,421,060
  6. Step 6: Final answer
    x = 10,290,654.59

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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.