Home / 19,392,287.55-29,075,145.30-9,162,048.30

Finding the Fourth Proportional to 19,392,287.55, 29,075,145.30 and 9,162,048.30

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Solution

The fourth proportional to 19,392,287.55, 29,075,145.30 and 9,162,048.30 is: 13,736,795.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,392,287.55 : 29,075,145.30 = 9,162,048.30 : x
  2. Step 2: Convert to fraction form
    19,392,287.55/29,075,145.30 = 9,162,048.30/x
  3. Step 3: Cross multiply
    19,392,287.55x = 29,075,145.30 × 9,162,048.30
  4. Step 4: Simplify right side
    19,392,287.55x = 266,387,885,568,118.03
  5. Step 5: Solve for x
    x = 266,387,885,568,118.03/19,392,287.55
  6. Step 6: Final answer
    x = 13,736,795.36

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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.