Home / 22,355,085.60-33,532,628.40-20,229,321.60

Finding the Fourth Proportional to 22,355,085.60, 33,532,628.40 and 20,229,321.60

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Solution

The fourth proportional to 22,355,085.60, 33,532,628.40 and 20,229,321.60 is: 30,343,982.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,355,085.60 : 33,532,628.40 = 20,229,321.60 : x
  2. Step 2: Convert to fraction form
    22,355,085.60/33,532,628.40 = 20,229,321.60/x
  3. Step 3: Cross multiply
    22,355,085.60x = 33,532,628.40 × 20,229,321.60
  4. Step 4: Simplify right side
    22,355,085.60x = 678,342,323,996,893.50
  5. Step 5: Solve for x
    x = 678,342,323,996,893.50/22,355,085.60
  6. Step 6: Final answer
    x = 30,343,982.40

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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.