Home / 38,216,699.67-52,740,538.56-21,698,361.64

Finding the Fourth Proportional to 38,216,699.67, 52,740,538.56 and 21,698,361.64

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Solution

The fourth proportional to 38,216,699.67, 52,740,538.56 and 21,698,361.64 is: 29,944,586.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,216,699.67 : 52,740,538.56 = 21,698,361.64 : x
  2. Step 2: Convert to fraction form
    38,216,699.67/52,740,538.56 = 21,698,361.64/x
  3. Step 3: Cross multiply
    38,216,699.67x = 52,740,538.56 × 21,698,361.64
  4. Step 4: Simplify right side
    38,216,699.67x = 1,144,383,278,829,170.50
  5. Step 5: Solve for x
    x = 1,144,383,278,829,170.50/38,216,699.67
  6. Step 6: Final answer
    x = 29,944,586.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.