Home / 12,057,840.76-18,065,700.12-10,048,993.80

Finding the Fourth Proportional to 12,057,840.76, 18,065,700.12 and 10,048,993.80

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Solution

The fourth proportional to 12,057,840.76, 18,065,700.12 and 10,048,993.80 is: 15,055,938.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,057,840.76 : 18,065,700.12 = 10,048,993.80 : x
  2. Step 2: Convert to fraction form
    12,057,840.76/18,065,700.12 = 10,048,993.80/x
  3. Step 3: Cross multiply
    12,057,840.76x = 18,065,700.12 × 10,048,993.80
  4. Step 4: Simplify right side
    12,057,840.76x = 181,542,108,498,539.28
  5. Step 5: Solve for x
    x = 181,542,108,498,539.28/12,057,840.76
  6. Step 6: Final answer
    x = 15,055,938.46

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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.