Home / 13,310,987.49-19,913,946.72-10,081,827.33

Finding the Fourth Proportional to 13,310,987.49, 19,913,946.72 and 10,081,827.33

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Solution

The fourth proportional to 13,310,987.49, 19,913,946.72 and 10,081,827.33 is: 15,082,951.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,310,987.49 : 19,913,946.72 = 10,081,827.33 : x
  2. Step 2: Convert to fraction form
    13,310,987.49/19,913,946.72 = 10,081,827.33/x
  3. Step 3: Cross multiply
    13,310,987.49x = 19,913,946.72 × 10,081,827.33
  4. Step 4: Simplify right side
    13,310,987.49x = 200,768,972,289,859.84
  5. Step 5: Solve for x
    x = 200,768,972,289,859.84/13,310,987.49
  6. Step 6: Final answer
    x = 15,082,951.02

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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.