Home / 12,301,625.80-18,452,438.70-4,728,838.60

Finding the Fourth Proportional to 12,301,625.80, 18,452,438.70 and 4,728,838.60

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Solution

The fourth proportional to 12,301,625.80, 18,452,438.70 and 4,728,838.60 is: 7,093,257.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301,625.80 : 18,452,438.70 = 4,728,838.60 : x
  2. Step 2: Convert to fraction form
    12,301,625.80/18,452,438.70 = 4,728,838.60/x
  3. Step 3: Cross multiply
    12,301,625.80x = 18,452,438.70 × 4,728,838.60
  4. Step 4: Simplify right side
    12,301,625.80x = 87,258,604,388,693.81
  5. Step 5: Solve for x
    x = 87,258,604,388,693.81/12,301,625.80
  6. Step 6: Final answer
    x = 7,093,257.90

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1.5x scale

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.