Home / 14,480,076.80-21,706,291.20-5,379,737.60

Finding the Fourth Proportional to 14,480,076.80, 21,706,291.20 and 5,379,737.60

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Solution

The fourth proportional to 14,480,076.80, 21,706,291.20 and 5,379,737.60 is: 8,064,470.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,480,076.80 : 21,706,291.20 = 5,379,737.60 : x
  2. Step 2: Convert to fraction form
    14,480,076.80/21,706,291.20 = 5,379,737.60/x
  3. Step 3: Cross multiply
    14,480,076.80x = 21,706,291.20 × 5,379,737.60
  4. Step 4: Simplify right side
    14,480,076.80x = 116,774,150,925,189.11
  5. Step 5: Solve for x
    x = 116,774,150,925,189.11/14,480,076.80
  6. Step 6: Final answer
    x = 8,064,470.41

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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.