Home / 6,101,396.64-8,419,928.40-3,385,136.16

Finding the Fourth Proportional to 6,101,396.64, 8,419,928.40 and 3,385,136.16

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Solution

The fourth proportional to 6,101,396.64, 8,419,928.40 and 3,385,136.16 is: 4,671,488.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,101,396.64 : 8,419,928.40 = 3,385,136.16 : x
  2. Step 2: Convert to fraction form
    6,101,396.64/8,419,928.40 = 3,385,136.16/x
  3. Step 3: Cross multiply
    6,101,396.64x = 8,419,928.40 × 3,385,136.16
  4. Step 4: Simplify right side
    6,101,396.64x = 28,502,604,091,450.95
  5. Step 5: Solve for x
    x = 28,502,604,091,450.95/6,101,396.64
  6. Step 6: Final answer
    x = 4,671,488.48

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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.