Home / 20,023,780.04-30,038,668.29-7,247,274.09

Finding the Fourth Proportional to 20,023,780.04, 30,038,668.29 and 7,247,274.09

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Solution

The fourth proportional to 20,023,780.04, 30,038,668.29 and 7,247,274.09 is: 10,871,996.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,023,780.04 : 30,038,668.29 = 7,247,274.09 : x
  2. Step 2: Convert to fraction form
    20,023,780.04/30,038,668.29 = 7,247,274.09/x
  3. Step 3: Cross multiply
    20,023,780.04x = 30,038,668.29 × 7,247,274.09
  4. Step 4: Simplify right side
    20,023,780.04x = 217,698,462,396,221.59
  5. Step 5: Solve for x
    x = 217,698,462,396,221.59/20,023,780.04
  6. Step 6: Final answer
    x = 10,871,996.30

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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.