Home / 12,615,817.74-17,409,835.23-6,814,599.36

Finding the Fourth Proportional to 12,615,817.74, 17,409,835.23 and 6,814,599.36

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Solution

The fourth proportional to 12,615,817.74, 17,409,835.23 and 6,814,599.36 is: 9,404,150.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,615,817.74 : 17,409,835.23 = 6,814,599.36 : x
  2. Step 2: Convert to fraction form
    12,615,817.74/17,409,835.23 = 6,814,599.36/x
  3. Step 3: Cross multiply
    12,615,817.74x = 17,409,835.23 × 6,814,599.36
  4. Step 4: Simplify right side
    12,615,817.74x = 118,641,052,016,063.47
  5. Step 5: Solve for x
    x = 118,641,052,016,063.47/12,615,817.74
  6. Step 6: Final answer
    x = 9,404,150.76

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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.