Home / 13,203,514.80-19,763,281.80-9,424,378.80

Finding the Fourth Proportional to 13,203,514.80, 19,763,281.80 and 9,424,378.80

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Solution

The fourth proportional to 13,203,514.80, 19,763,281.80 and 9,424,378.80 is: 14,106,596.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,203,514.80 : 19,763,281.80 = 9,424,378.80 : x
  2. Step 2: Convert to fraction form
    13,203,514.80/19,763,281.80 = 9,424,378.80/x
  3. Step 3: Cross multiply
    13,203,514.80x = 19,763,281.80 × 9,424,378.80
  4. Step 4: Simplify right side
    13,203,514.80x = 186,256,654,014,345.88
  5. Step 5: Solve for x
    x = 186,256,654,014,345.88/13,203,514.80
  6. Step 6: Final answer
    x = 14,106,596.37

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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.