Home / 38,465,271.20-57,697,906.80-11,538,927.20

Finding the Fourth Proportional to 38,465,271.20, 57,697,906.80 and 11,538,927.20

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Solution

The fourth proportional to 38,465,271.20, 57,697,906.80 and 11,538,927.20 is: 17,308,390.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,465,271.20 : 57,697,906.80 = 11,538,927.20 : x
  2. Step 2: Convert to fraction form
    38,465,271.20/57,697,906.80 = 11,538,927.20/x
  3. Step 3: Cross multiply
    38,465,271.20x = 57,697,906.80 × 11,538,927.20
  4. Step 4: Simplify right side
    38,465,271.20x = 665,771,946,157,584.88
  5. Step 5: Solve for x
    x = 665,771,946,157,584.88/38,465,271.20
  6. Step 6: Final answer
    x = 17,308,390.80

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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.