Home / 19,695,558.17-27,184,405.31-11,549,420.57

Finding the Fourth Proportional to 19,695,558.17, 27,184,405.31 and 11,549,420.57

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Solution

The fourth proportional to 19,695,558.17, 27,184,405.31 and 11,549,420.57 is: 15,940,859.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,695,558.17 : 27,184,405.31 = 11,549,420.57 : x
  2. Step 2: Convert to fraction form
    19,695,558.17/27,184,405.31 = 11,549,420.57/x
  3. Step 3: Cross multiply
    19,695,558.17x = 27,184,405.31 × 11,549,420.57
  4. Step 4: Simplify right side
    19,695,558.17x = 313,964,129,924,055.44
  5. Step 5: Solve for x
    x = 313,964,129,924,055.44/19,695,558.17
  6. Step 6: Final answer
    x = 15,940,859.72

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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.