Home / 14,130,194.30-19,498,556.48-8,018,622.80

Finding the Fourth Proportional to 14,130,194.30, 19,498,556.48 and 8,018,622.80

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Solution

The fourth proportional to 14,130,194.30, 19,498,556.48 and 8,018,622.80 is: 11,065,068.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,130,194.30 : 19,498,556.48 = 8,018,622.80 : x
  2. Step 2: Convert to fraction form
    14,130,194.30/19,498,556.48 = 8,018,622.80/x
  3. Step 3: Cross multiply
    14,130,194.30x = 19,498,556.48 × 8,018,622.80
  4. Step 4: Simplify right side
    14,130,194.30x = 156,351,569,557,615.75
  5. Step 5: Solve for x
    x = 156,351,569,557,615.75/14,130,194.30
  6. Step 6: Final answer
    x = 11,065,068.62

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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.