Home / 19,345,207.20-28,992,927.60-11,764,125.60

Finding the Fourth Proportional to 19,345,207.20, 28,992,927.60 and 11,764,125.60

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Solution

The fourth proportional to 19,345,207.20, 28,992,927.60 and 11,764,125.60 is: 17,631,056.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,345,207.20 : 28,992,927.60 = 11,764,125.60 : x
  2. Step 2: Convert to fraction form
    19,345,207.20/28,992,927.60 = 11,764,125.60/x
  3. Step 3: Cross multiply
    19,345,207.20x = 28,992,927.60 × 11,764,125.60
  4. Step 4: Simplify right side
    19,345,207.20x = 341,076,441,798,106.56
  5. Step 5: Solve for x
    x = 341,076,441,798,106.56/19,345,207.20
  6. Step 6: Final answer
    x = 17,631,056.53

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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.