Home / 13,200,942.60-19,796,437.10-5,525,119.34

Finding the Fourth Proportional to 13,200,942.60, 19,796,437.10 and 5,525,119.34

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Solution

The fourth proportional to 13,200,942.60, 19,796,437.10 and 5,525,119.34 is: 8,285,596.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,200,942.60 : 19,796,437.10 = 5,525,119.34 : x
  2. Step 2: Convert to fraction form
    13,200,942.60/19,796,437.10 = 5,525,119.34/x
  3. Step 3: Cross multiply
    13,200,942.60x = 19,796,437.10 × 5,525,119.34
  4. Step 4: Simplify right side
    13,200,942.60x = 109,377,677,484,303.52
  5. Step 5: Solve for x
    x = 109,377,677,484,303.52/13,200,942.60
  6. Step 6: Final answer
    x = 8,285,596.02

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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.