Home / 11,910,041.70-17,865,173.10-3,390,377.86

Finding the Fourth Proportional to 11,910,041.70, 17,865,173.10 and 3,390,377.86

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Solution

The fourth proportional to 11,910,041.70, 17,865,173.10 and 3,390,377.86 is: 5,085,598.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,910,041.70 : 17,865,173.10 = 3,390,377.86 : x
  2. Step 2: Convert to fraction form
    11,910,041.70/17,865,173.10 = 3,390,377.86/x
  3. Step 3: Cross multiply
    11,910,041.70x = 17,865,173.10 × 3,390,377.86
  4. Step 4: Simplify right side
    11,910,041.70x = 60,569,687,343,307.57
  5. Step 5: Solve for x
    x = 60,569,687,343,307.57/11,910,041.70
  6. Step 6: Final answer
    x = 5,085,598.26

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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.