Home / 38,198,582.67-57,263,308.47-13,931,820.21

Finding the Fourth Proportional to 38,198,582.67, 57,263,308.47 and 13,931,820.21

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Solution

The fourth proportional to 38,198,582.67, 57,263,308.47 and 13,931,820.21 is: 20,885,123.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,198,582.67 : 57,263,308.47 = 13,931,820.21 : x
  2. Step 2: Convert to fraction form
    38,198,582.67/57,263,308.47 = 13,931,820.21/x
  3. Step 3: Cross multiply
    38,198,582.67x = 57,263,308.47 × 13,931,820.21
  4. Step 4: Simplify right side
    38,198,582.67x = 797,782,118,233,810.25
  5. Step 5: Solve for x
    x = 797,782,118,233,810.25/38,198,582.67
  6. Step 6: Final answer
    x = 20,885,123.54

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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.