Home / 38,113,786.83-52,597,358.00-20,710,131.96

Finding the Fourth Proportional to 38,113,786.83, 52,597,358.00 and 20,710,131.96

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Solution

The fourth proportional to 38,113,786.83, 52,597,358.00 and 20,710,131.96 is: 28,580,162.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,113,786.83 : 52,597,358.00 = 20,710,131.96 : x
  2. Step 2: Convert to fraction form
    38,113,786.83/52,597,358.00 = 20,710,131.96/x
  3. Step 3: Cross multiply
    38,113,786.83x = 52,597,358.00 × 20,710,131.96
  4. Step 4: Simplify right side
    38,113,786.83x = 1,089,298,224,823,811
  5. Step 5: Solve for x
    x = 1,089,298,224,823,811/38,113,786.83
  6. Step 6: Final answer
    x = 28,580,162.60

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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.