Home / 23,618,795.20-35,405,901.60-12,820,177.60

Finding the Fourth Proportional to 23,618,795.20, 35,405,901.60 and 12,820,177.60

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Solution

The fourth proportional to 23,618,795.20, 35,405,901.60 and 12,820,177.60 is: 19,218,166.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,618,795.20 : 35,405,901.60 = 12,820,177.60 : x
  2. Step 2: Convert to fraction form
    23,618,795.20/35,405,901.60 = 12,820,177.60/x
  3. Step 3: Cross multiply
    23,618,795.20x = 35,405,901.60 × 12,820,177.60
  4. Step 4: Simplify right side
    23,618,795.20x = 453,909,946,600,124.19
  5. Step 5: Solve for x
    x = 453,909,946,600,124.19/23,618,795.20
  6. Step 6: Final answer
    x = 19,218,166.84

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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.