Home / 13,939,062.70-20,903,878.23-5,301,110.92

Finding the Fourth Proportional to 13,939,062.70, 20,903,878.23 and 5,301,110.92

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Solution

The fourth proportional to 13,939,062.70, 20,903,878.23 and 5,301,110.92 is: 7,949,872.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,939,062.70 : 20,903,878.23 = 5,301,110.92 : x
  2. Step 2: Convert to fraction form
    13,939,062.70/20,903,878.23 = 5,301,110.92/x
  3. Step 3: Cross multiply
    13,939,062.70x = 20,903,878.23 × 5,301,110.92
  4. Step 4: Simplify right side
    13,939,062.70x = 110,813,777,155,403.27
  5. Step 5: Solve for x
    x = 110,813,777,155,403.27/13,939,062.70
  6. Step 6: Final answer
    x = 7,949,872.92

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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.