Home / 15,651,748.43-21,596,178.39-9,036,222.25

Finding the Fourth Proportional to 15,651,748.43, 21,596,178.39 and 9,036,222.25

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Solution

The fourth proportional to 15,651,748.43, 21,596,178.39 and 9,036,222.25 is: 12,468,119.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,651,748.43 : 21,596,178.39 = 9,036,222.25 : x
  2. Step 2: Convert to fraction form
    15,651,748.43/21,596,178.39 = 9,036,222.25/x
  3. Step 3: Cross multiply
    15,651,748.43x = 21,596,178.39 × 9,036,222.25
  4. Step 4: Simplify right side
    15,651,748.43x = 195,147,867,635,303.75
  5. Step 5: Solve for x
    x = 195,147,867,635,303.75/15,651,748.43
  6. Step 6: Final answer
    x = 12,468,119.36

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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.