Home / 12,819,976.74-19,232,531.19-4,733,001.54

Finding the Fourth Proportional to 12,819,976.74, 19,232,531.19 and 4,733,001.54

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Solution

The fourth proportional to 12,819,976.74, 19,232,531.19 and 4,733,001.54 is: 7,100,449.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,819,976.74 : 19,232,531.19 = 4,733,001.54 : x
  2. Step 2: Convert to fraction form
    12,819,976.74/19,232,531.19 = 4,733,001.54/x
  3. Step 3: Cross multiply
    12,819,976.74x = 19,232,531.19 × 4,733,001.54
  4. Step 4: Simplify right side
    12,819,976.74x = 91,027,599,740,368.05
  5. Step 5: Solve for x
    x = 91,027,599,740,368.05/12,819,976.74
  6. Step 6: Final answer
    x = 7,100,449.68

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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.