Home / 21,552,866.74-32,333,558.99-7,906,139.83

Finding the Fourth Proportional to 21,552,866.74, 32,333,558.99 and 7,906,139.83

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Solution

The fourth proportional to 21,552,866.74, 32,333,558.99 and 7,906,139.83 is: 11,860,772.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,552,866.74 : 32,333,558.99 = 7,906,139.83 : x
  2. Step 2: Convert to fraction form
    21,552,866.74/32,333,558.99 = 7,906,139.83/x
  3. Step 3: Cross multiply
    21,552,866.74x = 32,333,558.99 × 7,906,139.83
  4. Step 4: Simplify right side
    21,552,866.74x = 255,633,638,576,493.56
  5. Step 5: Solve for x
    x = 255,633,638,576,493.56/21,552,866.74
  6. Step 6: Final answer
    x = 11,860,772.01

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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.