Home / 19,695,303-27,184,053.09-11,549,165.40

Finding the Fourth Proportional to 19,695,303, 27,184,053.09 and 11,549,165.40

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Solution

The fourth proportional to 19,695,303, 27,184,053.09 and 11,549,165.40 is: 15,940,507.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,695,303 : 27,184,053.09 = 11,549,165.40 : x
  2. Step 2: Convert to fraction form
    19,695,303/27,184,053.09 = 11,549,165.40/x
  3. Step 3: Cross multiply
    19,695,303x = 27,184,053.09 × 11,549,165.40
  4. Step 4: Simplify right side
    19,695,303x = 313,953,125,378,791.12
  5. Step 5: Solve for x
    x = 313,953,125,378,791.12/19,695,303
  6. Step 6: Final answer
    x = 15,940,507.51

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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.