Home / 30,395,486.71-41,945,716.21-16,456,840.10

Finding the Fourth Proportional to 30,395,486.71, 41,945,716.21 and 16,456,840.10

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Solution

The fourth proportional to 30,395,486.71, 41,945,716.21 and 16,456,840.10 is: 22,710,409.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,395,486.71 : 41,945,716.21 = 16,456,840.10 : x
  2. Step 2: Convert to fraction form
    30,395,486.71/41,945,716.21 = 16,456,840.10/x
  3. Step 3: Cross multiply
    30,395,486.71x = 41,945,716.21 × 16,456,840.10
  4. Step 4: Simplify right side
    30,395,486.71x = 690,293,944,556,888.62
  5. Step 5: Solve for x
    x = 690,293,944,556,888.62/30,395,486.71
  6. Step 6: Final answer
    x = 22,710,409.32

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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.