Home / 20,047,308.48-27,665,285.70-10,879,951.23

Finding the Fourth Proportional to 20,047,308.48, 27,665,285.70 and 10,879,951.23

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Solution

The fourth proportional to 20,047,308.48, 27,665,285.70 and 10,879,951.23 is: 15,014,332.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,047,308.48 : 27,665,285.70 = 10,879,951.23 : x
  2. Step 2: Convert to fraction form
    20,047,308.48/27,665,285.70 = 10,879,951.23/x
  3. Step 3: Cross multiply
    20,047,308.48x = 27,665,285.70 × 10,879,951.23
  4. Step 4: Simplify right side
    20,047,308.48x = 300,996,959,180,016.44
  5. Step 5: Solve for x
    x = 300,996,959,180,016.44/20,047,308.48
  6. Step 6: Final answer
    x = 15,014,332.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.