Home / 14,683,720.37-20,263,080.08-8,157,180.20

Finding the Fourth Proportional to 14,683,720.37, 20,263,080.08 and 8,157,180.20

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Solution

The fourth proportional to 14,683,720.37, 20,263,080.08 and 8,157,180.20 is: 11,256,656.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,683,720.37 : 20,263,080.08 = 8,157,180.20 : x
  2. Step 2: Convert to fraction form
    14,683,720.37/20,263,080.08 = 8,157,180.20/x
  3. Step 3: Cross multiply
    14,683,720.37x = 20,263,080.08 × 8,157,180.20
  4. Step 4: Simplify right side
    14,683,720.37x = 165,289,595,538,667.97
  5. Step 5: Solve for x
    x = 165,289,595,538,667.97/14,683,720.37
  6. Step 6: Final answer
    x = 11,256,656.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.