Home / 15,902,485.30-21,944,831.01-9,717,873.46

Finding the Fourth Proportional to 15,902,485.30, 21,944,831.01 and 9,717,873.46

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Solution

The fourth proportional to 15,902,485.30, 21,944,831.01 and 9,717,873.46 is: 13,410,299.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,902,485.30 : 21,944,831.01 = 9,717,873.46 : x
  2. Step 2: Convert to fraction form
    15,902,485.30/21,944,831.01 = 9,717,873.46/x
  3. Step 3: Cross multiply
    15,902,485.30x = 21,944,831.01 × 9,717,873.46
  4. Step 4: Simplify right side
    15,902,485.30x = 213,257,090,856,264.03
  5. Step 5: Solve for x
    x = 213,257,090,856,264.03/15,902,485.30
  6. Step 6: Final answer
    x = 13,410,299.51

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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.