Home / 14,488,975.20-21,733,462.80-13,394,114.40

Finding the Fourth Proportional to 14,488,975.20, 21,733,462.80 and 13,394,114.40

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Solution

The fourth proportional to 14,488,975.20, 21,733,462.80 and 13,394,114.40 is: 20,091,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488,975.20 : 21,733,462.80 = 13,394,114.40 : x
  2. Step 2: Convert to fraction form
    14,488,975.20/21,733,462.80 = 13,394,114.40/x
  3. Step 3: Cross multiply
    14,488,975.20x = 21,733,462.80 × 13,394,114.40
  4. Step 4: Simplify right side
    14,488,975.20x = 291,100,487,051,344.31
  5. Step 5: Solve for x
    x = 291,100,487,051,344.31/14,488,975.20
  6. Step 6: Final answer
    x = 20,091,171.60

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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.