Home / 21,492,014.55-32,238,021.83-14,280,163.35

Finding the Fourth Proportional to 21,492,014.55, 32,238,021.83 and 14,280,163.35

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Solution

The fourth proportional to 21,492,014.55, 32,238,021.83 and 14,280,163.35 is: 21,420,245.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,492,014.55 : 32,238,021.83 = 14,280,163.35 : x
  2. Step 2: Convert to fraction form
    21,492,014.55/32,238,021.83 = 14,280,163.35/x
  3. Step 3: Cross multiply
    21,492,014.55x = 32,238,021.83 × 14,280,163.35
  4. Step 4: Simplify right side
    21,492,014.55x = 460,364,217,741,865.06
  5. Step 5: Solve for x
    x = 460,364,217,741,865.06/21,492,014.55
  6. Step 6: Final answer
    x = 21,420,245.03

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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.