Home / 14,097,450.20-21,151,704.90-5,122,909.40

Finding the Fourth Proportional to 14,097,450.20, 21,151,704.90 and 5,122,909.40

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Solution

The fourth proportional to 14,097,450.20, 21,151,704.90 and 5,122,909.40 is: 7,686,373.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,097,450.20 : 21,151,704.90 = 5,122,909.40 : x
  2. Step 2: Convert to fraction form
    14,097,450.20/21,151,704.90 = 5,122,909.40/x
  3. Step 3: Cross multiply
    14,097,450.20x = 21,151,704.90 × 5,122,909.40
  4. Step 4: Simplify right side
    14,097,450.20x = 108,358,267,858,236.06
  5. Step 5: Solve for x
    x = 108,358,267,858,236.06/14,097,450.20
  6. Step 6: Final answer
    x = 7,686,373.52

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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.