Home / 13,530,492.99-20,298,724.74-3,946,621.59

Finding the Fourth Proportional to 13,530,492.99, 20,298,724.74 and 3,946,621.59

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Solution

The fourth proportional to 13,530,492.99, 20,298,724.74 and 3,946,621.59 is: 5,920,803.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,530,492.99 : 20,298,724.74 = 3,946,621.59 : x
  2. Step 2: Convert to fraction form
    13,530,492.99/20,298,724.74 = 3,946,621.59/x
  3. Step 3: Cross multiply
    13,530,492.99x = 20,298,724.74 × 3,946,621.59
  4. Step 4: Simplify right side
    13,530,492.99x = 80,111,385,308,351.12
  5. Step 5: Solve for x
    x = 80,111,385,308,351.12/13,530,492.99
  6. Step 6: Final answer
    x = 5,920,803.13

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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.