Home / 30,099,675.71-45,150,450.21-14,321,728.23

Finding the Fourth Proportional to 30,099,675.71, 45,150,450.21 and 14,321,728.23

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Solution

The fourth proportional to 30,099,675.71, 45,150,450.21 and 14,321,728.23 is: 21,483,038.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,099,675.71 : 45,150,450.21 = 14,321,728.23 : x
  2. Step 2: Convert to fraction form
    30,099,675.71/45,150,450.21 = 14,321,728.23/x
  3. Step 3: Cross multiply
    30,099,675.71x = 45,150,450.21 × 14,321,728.23
  4. Step 4: Simplify right side
    30,099,675.71x = 646,632,477,369,766.50
  5. Step 5: Solve for x
    x = 646,632,477,369,766.50/30,099,675.71
  6. Step 6: Final answer
    x = 21,483,038.01

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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.