Home / 13,285,109.40-19,892,234.70-13,285,109.40

Finding the Fourth Proportional to 13,285,109.40, 19,892,234.70 and 13,285,109.40

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Solution

The fourth proportional to 13,285,109.40, 19,892,234.70 and 13,285,109.40 is: 19,892,234.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285,109.40 : 19,892,234.70 = 13,285,109.40 : x
  2. Step 2: Convert to fraction form
    13,285,109.40/19,892,234.70 = 13,285,109.40/x
  3. Step 3: Cross multiply
    13,285,109.40x = 19,892,234.70 × 13,285,109.40
  4. Step 4: Simplify right side
    13,285,109.40x = 264,270,514,199,976.19
  5. Step 5: Solve for x
    x = 264,270,514,199,976.19/13,285,109.40
  6. Step 6: Final answer
    x = 19,892,234.70

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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.