Home / 12,129,095.00-16,732,108.49-7,230,865.64

Finding the Fourth Proportional to 12,129,095.00, 16,732,108.49 and 7,230,865.64

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Solution

The fourth proportional to 12,129,095.00, 16,732,108.49 and 7,230,865.64 is: 9,974,992.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,129,095.00 : 16,732,108.49 = 7,230,865.64 : x
  2. Step 2: Convert to fraction form
    12,129,095.00/16,732,108.49 = 7,230,865.64/x
  3. Step 3: Cross multiply
    12,129,095.00x = 16,732,108.49 × 7,230,865.64
  4. Step 4: Simplify right side
    12,129,095.00x = 120,987,628,245,278.41
  5. Step 5: Solve for x
    x = 120,987,628,245,278.41/12,129,095.00
  6. Step 6: Final answer
    x = 9,974,992.22

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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.