Home / 28,011,621.70-41,994,104.55-11,849,983.30

Finding the Fourth Proportional to 28,011,621.70, 41,994,104.55 and 11,849,983.30

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Solution

The fourth proportional to 28,011,621.70, 41,994,104.55 and 11,849,983.30 is: 17,765,106.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,011,621.70 : 41,994,104.55 = 11,849,983.30 : x
  2. Step 2: Convert to fraction form
    28,011,621.70/41,994,104.55 = 11,849,983.30/x
  3. Step 3: Cross multiply
    28,011,621.70x = 41,994,104.55 × 11,849,983.30
  4. Step 4: Simplify right side
    28,011,621.70x = 497,629,437,615,954
  5. Step 5: Solve for x
    x = 497,629,437,615,954/28,011,621.70
  6. Step 6: Final answer
    x = 17,765,106.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.