Home / 15,233,080.40-21,016,134.60-10,008,902.48

Finding the Fourth Proportional to 15,233,080.40, 21,016,134.60 and 10,008,902.48

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Solution

The fourth proportional to 15,233,080.40, 21,016,134.60 and 10,008,902.48 is: 13,808,660.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,233,080.40 : 21,016,134.60 = 10,008,902.48 : x
  2. Step 2: Convert to fraction form
    15,233,080.40/21,016,134.60 = 10,008,902.48/x
  3. Step 3: Cross multiply
    15,233,080.40x = 21,016,134.60 × 10,008,902.48
  4. Step 4: Simplify right side
    15,233,080.40x = 210,348,441,717,953.84
  5. Step 5: Solve for x
    x = 210,348,441,717,953.84/15,233,080.40
  6. Step 6: Final answer
    x = 13,808,660.90

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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.