Home / 19,706,589.60-29,582,002.80-15,238,672.80

Finding the Fourth Proportional to 19,706,589.60, 29,582,002.80 and 15,238,672.80

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Solution

The fourth proportional to 19,706,589.60, 29,582,002.80 and 15,238,672.80 is: 22,875,112.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,706,589.60 : 29,582,002.80 = 15,238,672.80 : x
  2. Step 2: Convert to fraction form
    19,706,589.60/29,582,002.80 = 15,238,672.80/x
  3. Step 3: Cross multiply
    19,706,589.60x = 29,582,002.80 × 15,238,672.80
  4. Step 4: Simplify right side
    19,706,589.60x = 450,790,461,437,883.88
  5. Step 5: Solve for x
    x = 450,790,461,437,883.88/19,706,589.60
  6. Step 6: Final answer
    x = 22,875,112.87

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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.