Home / 39,960,924.44-55,146,075.03-21,626,209.94

Finding the Fourth Proportional to 39,960,924.44, 55,146,075.03 and 21,626,209.94

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Solution

The fourth proportional to 39,960,924.44, 55,146,075.03 and 21,626,209.94 is: 29,844,169.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,960,924.44 : 55,146,075.03 = 21,626,209.94 : x
  2. Step 2: Convert to fraction form
    39,960,924.44/55,146,075.03 = 21,626,209.94/x
  3. Step 3: Cross multiply
    39,960,924.44x = 55,146,075.03 × 21,626,209.94
  4. Step 4: Simplify right side
    39,960,924.44x = 1,192,600,595,690,041.25
  5. Step 5: Solve for x
    x = 1,192,600,595,690,041.25/39,960,924.44
  6. Step 6: Final answer
    x = 29,844,169.34

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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.