Home / 36,186,600-49,937,894.64-19,666,725.60

Finding the Fourth Proportional to 36,186,600, 49,937,894.64 and 19,666,725.60

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Solution

The fourth proportional to 36,186,600, 49,937,894.64 and 19,666,725.60 is: 27,140,291.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,186,600 : 49,937,894.64 = 19,666,725.60 : x
  2. Step 2: Convert to fraction form
    36,186,600/49,937,894.64 = 19,666,725.60/x
  3. Step 3: Cross multiply
    36,186,600x = 49,937,894.64 × 19,666,725.60
  4. Step 4: Simplify right side
    36,186,600x = 982,114,870,926,590.88
  5. Step 5: Solve for x
    x = 982,114,870,926,590.88/36,186,600
  6. Step 6: Final answer
    x = 27,140,291.46

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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.