Home / 15,006,662.94-20,709,597.06-9,124,274.46

Finding the Fourth Proportional to 15,006,662.94, 20,709,597.06 and 9,124,274.46

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Solution

The fourth proportional to 15,006,662.94, 20,709,597.06 and 9,124,274.46 is: 12,591,743.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,006,662.94 : 20,709,597.06 = 9,124,274.46 : x
  2. Step 2: Convert to fraction form
    15,006,662.94/20,709,597.06 = 9,124,274.46/x
  3. Step 3: Cross multiply
    15,006,662.94x = 20,709,597.06 × 9,124,274.46
  4. Step 4: Simplify right side
    15,006,662.94x = 188,960,047,531,449.09
  5. Step 5: Solve for x
    x = 188,960,047,531,449.09/15,006,662.94
  6. Step 6: Final answer
    x = 12,591,743.30

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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.