Home / 14,970,028.73-20,658,908.70-8,779,540.37

Finding the Fourth Proportional to 14,970,028.73, 20,658,908.70 and 8,779,540.37

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Solution

The fourth proportional to 14,970,028.73, 20,658,908.70 and 8,779,540.37 is: 12,115,923.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,970,028.73 : 20,658,908.70 = 8,779,540.37 : x
  2. Step 2: Convert to fraction form
    14,970,028.73/20,658,908.70 = 8,779,540.37/x
  3. Step 3: Cross multiply
    14,970,028.73x = 20,658,908.70 × 8,779,540.37
  4. Step 4: Simplify right side
    14,970,028.73x = 181,375,722,828,499.69
  5. Step 5: Solve for x
    x = 181,375,722,828,499.69/14,970,028.73
  6. Step 6: Final answer
    x = 12,115,923.50

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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.