Home / 15,986,823.90-23,952,679.65-7,449,650.70

Finding the Fourth Proportional to 15,986,823.90, 23,952,679.65 and 7,449,650.70

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Solution

The fourth proportional to 15,986,823.90, 23,952,679.65 and 7,449,650.70 is: 11,161,635.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,986,823.90 : 23,952,679.65 = 7,449,650.70 : x
  2. Step 2: Convert to fraction form
    15,986,823.90/23,952,679.65 = 7,449,650.70/x
  3. Step 3: Cross multiply
    15,986,823.90x = 23,952,679.65 × 7,449,650.70
  4. Step 4: Simplify right side
    15,986,823.90x = 178,439,096,721,498.25
  5. Step 5: Solve for x
    x = 178,439,096,721,498.25/15,986,823.90
  6. Step 6: Final answer
    x = 11,161,635.22

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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.