Home / 13,478,216.06-20,196,751.50-8,002,528.10

Finding the Fourth Proportional to 13,478,216.06, 20,196,751.50 and 8,002,528.10

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Solution

The fourth proportional to 13,478,216.06, 20,196,751.50 and 8,002,528.10 is: 11,991,577.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,478,216.06 : 20,196,751.50 = 8,002,528.10 : x
  2. Step 2: Convert to fraction form
    13,478,216.06/20,196,751.50 = 8,002,528.10/x
  3. Step 3: Cross multiply
    13,478,216.06x = 20,196,751.50 × 8,002,528.10
  4. Step 4: Simplify right side
    13,478,216.06x = 161,625,071,407,467.16
  5. Step 5: Solve for x
    x = 161,625,071,407,467.16/13,478,216.06
  6. Step 6: Final answer
    x = 11,991,577.42

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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.