Home / 37,929,996-52,342,951.68-20,525,938.56

Finding the Fourth Proportional to 37,929,996, 52,342,951.68 and 20,525,938.56

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Solution

The fourth proportional to 37,929,996, 52,342,951.68 and 20,525,938.56 is: 28,325,555.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,929,996 : 52,342,951.68 = 20,525,938.56 : x
  2. Step 2: Convert to fraction form
    37,929,996/52,342,951.68 = 20,525,938.56/x
  3. Step 3: Cross multiply
    37,929,996x = 52,342,951.68 × 20,525,938.56
  4. Step 4: Simplify right side
    37,929,996x = 1,074,388,210,232,728.75
  5. Step 5: Solve for x
    x = 1,074,388,210,232,728.75/37,929,996
  6. Step 6: Final answer
    x = 28,325,555.59

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1.5x scale

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.