Home / 20,064,934.08-30,089,699.28-8,543,096.46

Finding the Fourth Proportional to 20,064,934.08, 30,089,699.28 and 8,543,096.46

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Solution

The fourth proportional to 20,064,934.08, 30,089,699.28 and 8,543,096.46 is: 12,811,365.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,064,934.08 : 30,089,699.28 = 8,543,096.46 : x
  2. Step 2: Convert to fraction form
    20,064,934.08/30,089,699.28 = 8,543,096.46/x
  3. Step 3: Cross multiply
    20,064,934.08x = 30,089,699.28 × 8,543,096.46
  4. Step 4: Simplify right side
    20,064,934.08x = 257,059,203,401,432.59
  5. Step 5: Solve for x
    x = 257,059,203,401,432.59/20,064,934.08
  6. Step 6: Final answer
    x = 12,811,365.46

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1.5x scale

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.