Home / 19,009,271.10-28,513,906.65-6,230,192.70

Finding the Fourth Proportional to 19,009,271.10, 28,513,906.65 and 6,230,192.70

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Solution

The fourth proportional to 19,009,271.10, 28,513,906.65 and 6,230,192.70 is: 9,345,289.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,009,271.10 : 28,513,906.65 = 6,230,192.70 : x
  2. Step 2: Convert to fraction form
    19,009,271.10/28,513,906.65 = 6,230,192.70/x
  3. Step 3: Cross multiply
    19,009,271.10x = 28,513,906.65 × 6,230,192.70
  4. Step 4: Simplify right side
    19,009,271.10x = 177,647,133,059,311.44
  5. Step 5: Solve for x
    x = 177,647,133,059,311.44/19,009,271.10
  6. Step 6: Final answer
    x = 9,345,289.05

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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.