Home / 19,165,412.64-28,702,288.92-11,053,796.10

Finding the Fourth Proportional to 19,165,412.64, 28,702,288.92 and 11,053,796.10

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Solution

The fourth proportional to 19,165,412.64, 28,702,288.92 and 11,053,796.10 is: 16,554,261.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,165,412.64 : 28,702,288.92 = 11,053,796.10 : x
  2. Step 2: Convert to fraction form
    19,165,412.64/28,702,288.92 = 11,053,796.10/x
  3. Step 3: Cross multiply
    19,165,412.64x = 28,702,288.92 × 11,053,796.10
  4. Step 4: Simplify right side
    19,165,412.64x = 317,269,249,324,969.25
  5. Step 5: Solve for x
    x = 317,269,249,324,969.25/19,165,412.64
  6. Step 6: Final answer
    x = 16,554,261.33

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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.