Home / 34,451,836.56-51,629,005.80-19,105,875.72

Finding the Fourth Proportional to 34,451,836.56, 51,629,005.80 and 19,105,875.72

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Solution

The fourth proportional to 34,451,836.56, 51,629,005.80 and 19,105,875.72 is: 28,631,778.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,451,836.56 : 51,629,005.80 = 19,105,875.72 : x
  2. Step 2: Convert to fraction form
    34,451,836.56/51,629,005.80 = 19,105,875.72/x
  3. Step 3: Cross multiply
    34,451,836.56x = 51,629,005.80 × 19,105,875.72
  4. Step 4: Simplify right side
    34,451,836.56x = 986,417,368,361,959
  5. Step 5: Solve for x
    x = 986,417,368,361,959/34,451,836.56
  6. Step 6: Final answer
    x = 28,631,778.94

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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.