Home / 40,943,626.80-61,415,440.20-19,420,266.30

Finding the Fourth Proportional to 40,943,626.80, 61,415,440.20 and 19,420,266.30

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Solution

The fourth proportional to 40,943,626.80, 61,415,440.20 and 19,420,266.30 is: 29,130,399.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,943,626.80 : 61,415,440.20 = 19,420,266.30 : x
  2. Step 2: Convert to fraction form
    40,943,626.80/61,415,440.20 = 19,420,266.30/x
  3. Step 3: Cross multiply
    40,943,626.80x = 61,415,440.20 × 19,420,266.30
  4. Step 4: Simplify right side
    40,943,626.80x = 1,192,704,203,615,725.25
  5. Step 5: Solve for x
    x = 1,192,704,203,615,725.25/40,943,626.80
  6. Step 6: Final answer
    x = 29,130,399.45

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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.