Home / 15,036,532.88-20,750,614.44-8,161,097.36

Finding the Fourth Proportional to 15,036,532.88, 20,750,614.44 and 8,161,097.36

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Solution

The fourth proportional to 15,036,532.88, 20,750,614.44 and 8,161,097.36 is: 11,262,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,036,532.88 : 20,750,614.44 = 8,161,097.36 : x
  2. Step 2: Convert to fraction form
    15,036,532.88/20,750,614.44 = 8,161,097.36/x
  3. Step 3: Cross multiply
    15,036,532.88x = 20,750,614.44 × 8,161,097.36
  4. Step 4: Simplify right side
    15,036,532.88x = 169,347,784,724,661.91
  5. Step 5: Solve for x
    x = 169,347,784,724,661.91/15,036,532.88
  6. Step 6: Final answer
    x = 11,262,422.40

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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.