Home / 19,143,102.16-28,727,075.54-11,460,958.48

Finding the Fourth Proportional to 19,143,102.16, 28,727,075.54 and 11,460,958.48

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Solution

The fourth proportional to 19,143,102.16, 28,727,075.54 and 11,460,958.48 is: 17,198,874.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,143,102.16 : 28,727,075.54 = 11,460,958.48 : x
  2. Step 2: Convert to fraction form
    19,143,102.16/28,727,075.54 = 11,460,958.48/x
  3. Step 3: Cross multiply
    19,143,102.16x = 28,727,075.54 × 11,460,958.48
  4. Step 4: Simplify right side
    19,143,102.16x = 329,239,820,015,763.56
  5. Step 5: Solve for x
    x = 329,239,820,015,763.56/19,143,102.16
  6. Step 6: Final answer
    x = 17,198,874.94

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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.