Home / 19,208,533.58-28,812,849.52-7,848,982.16

Finding the Fourth Proportional to 19,208,533.58, 28,812,849.52 and 7,848,982.16

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Solution

The fourth proportional to 19,208,533.58, 28,812,849.52 and 7,848,982.16 is: 11,773,493.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,208,533.58 : 28,812,849.52 = 7,848,982.16 : x
  2. Step 2: Convert to fraction form
    19,208,533.58/28,812,849.52 = 7,848,982.16/x
  3. Step 3: Cross multiply
    19,208,533.58x = 28,812,849.52 × 7,848,982.16
  4. Step 4: Simplify right side
    19,208,533.58x = 226,151,541,861,244.56
  5. Step 5: Solve for x
    x = 226,151,541,861,244.56/19,208,533.58
  6. Step 6: Final answer
    x = 11,773,493.32

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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.