Home / 14,009,743.40-21,014,615.10-4,922,102.30

Finding the Fourth Proportional to 14,009,743.40, 21,014,615.10 and 4,922,102.30

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Solution

The fourth proportional to 14,009,743.40, 21,014,615.10 and 4,922,102.30 is: 7,383,153.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,009,743.40 : 21,014,615.10 = 4,922,102.30 : x
  2. Step 2: Convert to fraction form
    14,009,743.40/21,014,615.10 = 4,922,102.30/x
  3. Step 3: Cross multiply
    14,009,743.40x = 21,014,615.10 × 4,922,102.30
  4. Step 4: Simplify right side
    14,009,743.40x = 103,436,085,317,324.73
  5. Step 5: Solve for x
    x = 103,436,085,317,324.73/14,009,743.40
  6. Step 6: Final answer
    x = 7,383,153.45

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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.