Home / 20,111,704.05-30,167,556.08-6,648,532.05

Finding the Fourth Proportional to 20,111,704.05, 30,167,556.08 and 6,648,532.05

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Solution

The fourth proportional to 20,111,704.05, 30,167,556.08 and 6,648,532.05 is: 9,972,798.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,111,704.05 : 30,167,556.08 = 6,648,532.05 : x
  2. Step 2: Convert to fraction form
    20,111,704.05/30,167,556.08 = 6,648,532.05/x
  3. Step 3: Cross multiply
    20,111,704.05x = 30,167,556.08 × 6,648,532.05
  4. Step 4: Simplify right side
    20,111,704.05x = 200,569,963,434,809.69
  5. Step 5: Solve for x
    x = 200,569,963,434,809.69/20,111,704.05
  6. Step 6: Final answer
    x = 9,972,798.08

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1.5x scale

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.