Home / 13,833,008.20-20,749,512.30-7,114,544.20

Finding the Fourth Proportional to 13,833,008.20, 20,749,512.30 and 7,114,544.20

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Solution

The fourth proportional to 13,833,008.20, 20,749,512.30 and 7,114,544.20 is: 10,671,816.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,833,008.20 : 20,749,512.30 = 7,114,544.20 : x
  2. Step 2: Convert to fraction form
    13,833,008.20/20,749,512.30 = 7,114,544.20/x
  3. Step 3: Cross multiply
    13,833,008.20x = 20,749,512.30 × 7,114,544.20
  4. Step 4: Simplify right side
    13,833,008.20x = 147,623,322,386,793.66
  5. Step 5: Solve for x
    x = 147,623,322,386,793.66/13,833,008.20
  6. Step 6: Final answer
    x = 10,671,816.30

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Similar ratio
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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.