Home / 18,470,710.12-25,489,614.56-10,321,948.12

Finding the Fourth Proportional to 18,470,710.12, 25,489,614.56 and 10,321,948.12

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Solution

The fourth proportional to 18,470,710.12, 25,489,614.56 and 10,321,948.12 is: 14,244,307.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,470,710.12 : 25,489,614.56 = 10,321,948.12 : x
  2. Step 2: Convert to fraction form
    18,470,710.12/25,489,614.56 = 10,321,948.12/x
  3. Step 3: Cross multiply
    18,470,710.12x = 25,489,614.56 × 10,321,948.12
  4. Step 4: Simplify right side
    18,470,710.12x = 263,102,479,087,116.59
  5. Step 5: Solve for x
    x = 263,102,479,087,116.59/18,470,710.12
  6. Step 6: Final answer
    x = 14,244,307.74

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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.