Home / 12,672,001.15-19,008,001.73-4,152,615.55

Finding the Fourth Proportional to 12,672,001.15, 19,008,001.73 and 4,152,615.55

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Solution

The fourth proportional to 12,672,001.15, 19,008,001.73 and 4,152,615.55 is: 6,228,923.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,672,001.15 : 19,008,001.73 = 4,152,615.55 : x
  2. Step 2: Convert to fraction form
    12,672,001.15/19,008,001.73 = 4,152,615.55/x
  3. Step 3: Cross multiply
    12,672,001.15x = 19,008,001.73 × 4,152,615.55
  4. Step 4: Simplify right side
    12,672,001.15x = 78,932,923,537,661.83
  5. Step 5: Solve for x
    x = 78,932,923,537,661.83/12,672,001.15
  6. Step 6: Final answer
    x = 6,228,923.33

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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.