Home / 10,470,065.05-15,705,447.50-2,896,396.57

Finding the Fourth Proportional to 10,470,065.05, 15,705,447.50 and 2,896,396.57

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Solution

The fourth proportional to 10,470,065.05, 15,705,447.50 and 2,896,396.57 is: 4,344,691.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,470,065.05 : 15,705,447.50 = 2,896,396.57 : x
  2. Step 2: Convert to fraction form
    10,470,065.05/15,705,447.50 = 2,896,396.57/x
  3. Step 3: Cross multiply
    10,470,065.05x = 15,705,447.50 × 2,896,396.57
  4. Step 4: Simplify right side
    10,470,065.05x = 45,489,204,269,315.07
  5. Step 5: Solve for x
    x = 45,489,204,269,315.07/10,470,065.05
  6. Step 6: Final answer
    x = 4,344,691.66

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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.