Home / 37,038,815.40-51,116,704.08-20,524,120.26

Finding the Fourth Proportional to 37,038,815.40, 51,116,704.08 and 20,524,120.26

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Solution

The fourth proportional to 37,038,815.40, 51,116,704.08 and 20,524,120.26 is: 28,325,025.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,038,815.40 : 51,116,704.08 = 20,524,120.26 : x
  2. Step 2: Convert to fraction form
    37,038,815.40/51,116,704.08 = 20,524,120.26/x
  3. Step 3: Cross multiply
    37,038,815.40x = 51,116,704.08 × 20,524,120.26
  4. Step 4: Simplify right side
    37,038,815.40x = 1,049,125,381,832,752.75
  5. Step 5: Solve for x
    x = 1,049,125,381,832,752.75/37,038,815.40
  6. Step 6: Final answer
    x = 28,325,025.26

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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.