Home / 18,162,848.35-25,064,926.23-9,902,843.16

Finding the Fourth Proportional to 18,162,848.35, 25,064,926.23 and 9,902,843.16

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Solution

The fourth proportional to 18,162,848.35, 25,064,926.23 and 9,902,843.16 is: 13,666,030.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,162,848.35 : 25,064,926.23 = 9,902,843.16 : x
  2. Step 2: Convert to fraction form
    18,162,848.35/25,064,926.23 = 9,902,843.16/x
  3. Step 3: Cross multiply
    18,162,848.35x = 25,064,926.23 × 9,902,843.16
  4. Step 4: Simplify right side
    18,162,848.35x = 248,214,033,272,660.09
  5. Step 5: Solve for x
    x = 248,214,033,272,660.09/18,162,848.35
  6. Step 6: Final answer
    x = 13,666,030.16

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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.