Home / 30,593,964.80-45,893,020.80-10,400,729.60

Finding the Fourth Proportional to 30,593,964.80, 45,893,020.80 and 10,400,729.60

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Solution

The fourth proportional to 30,593,964.80, 45,893,020.80 and 10,400,729.60 is: 15,601,799.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,593,964.80 : 45,893,020.80 = 10,400,729.60 : x
  2. Step 2: Convert to fraction form
    30,593,964.80/45,893,020.80 = 10,400,729.60/x
  3. Step 3: Cross multiply
    30,593,964.80x = 45,893,020.80 × 10,400,729.60
  4. Step 4: Simplify right side
    30,593,964.80x = 477,320,899,867,975.62
  5. Step 5: Solve for x
    x = 477,320,899,867,975.62/30,593,964.80
  6. Step 6: Final answer
    x = 15,601,799.34

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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.