Home / 57,537,049.41-86,339,624.56-21,170,977.74

Finding the Fourth Proportional to 57,537,049.41, 86,339,624.56 and 21,170,977.74

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Solution

The fourth proportional to 57,537,049.41, 86,339,624.56 and 21,170,977.74 is: 31,768,995.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,537,049.41 : 86,339,624.56 = 21,170,977.74 : x
  2. Step 2: Convert to fraction form
    57,537,049.41/86,339,624.56 = 21,170,977.74/x
  3. Step 3: Cross multiply
    57,537,049.41x = 86,339,624.56 × 21,170,977.74
  4. Step 4: Simplify right side
    57,537,049.41x = 1,827,894,269,639,717.25
  5. Step 5: Solve for x
    x = 1,827,894,269,639,717.25/57,537,049.41
  6. Step 6: Final answer
    x = 31,768,995.60

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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.