Home / 13,448,219.20-20,160,081.60-4,926,500.80

Finding the Fourth Proportional to 13,448,219.20, 20,160,081.60 and 4,926,500.80

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Solution

The fourth proportional to 13,448,219.20, 20,160,081.60 and 4,926,500.80 is: 7,385,264.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,448,219.20 : 20,160,081.60 = 4,926,500.80 : x
  2. Step 2: Convert to fraction form
    13,448,219.20/20,160,081.60 = 4,926,500.80/x
  3. Step 3: Cross multiply
    13,448,219.20x = 20,160,081.60 × 4,926,500.80
  4. Step 4: Simplify right side
    13,448,219.20x = 99,318,658,130,465.28
  5. Step 5: Solve for x
    x = 99,318,658,130,465.28/13,448,219.20
  6. Step 6: Final answer
    x = 7,385,264.67

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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.