Home / 12,951,708.48-17,873,384.32-7,150,501.44

Finding the Fourth Proportional to 12,951,708.48, 17,873,384.32 and 7,150,501.44

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Solution

The fourth proportional to 12,951,708.48, 17,873,384.32 and 7,150,501.44 is: 9,867,706.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,951,708.48 : 17,873,384.32 = 7,150,501.44 : x
  2. Step 2: Convert to fraction form
    12,951,708.48/17,873,384.32 = 7,150,501.44/x
  3. Step 3: Cross multiply
    12,951,708.48x = 17,873,384.32 × 7,150,501.44
  4. Step 4: Simplify right side
    12,951,708.48x = 127,803,660,317,833.44
  5. Step 5: Solve for x
    x = 127,803,660,317,833.44/12,951,708.48
  6. Step 6: Final answer
    x = 9,867,706.68

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1.5x scale

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.