Home / 74,021,416.71-110,953,393.05-27,943,710.54

Finding the Fourth Proportional to 74,021,416.71, 110,953,393.05 and 27,943,710.54

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Solution

The fourth proportional to 74,021,416.71, 110,953,393.05 and 27,943,710.54 is: 41,885,843.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,021,416.71 : 110,953,393.05 = 27,943,710.54 : x
  2. Step 2: Convert to fraction form
    74,021,416.71/110,953,393.05 = 27,943,710.54/x
  3. Step 3: Cross multiply
    74,021,416.71x = 110,953,393.05 × 27,943,710.54
  4. Step 4: Simplify right side
    74,021,416.71x = 3,100,449,498,820,047.50
  5. Step 5: Solve for x
    x = 3,100,449,498,820,047.50/74,021,416.71
  6. Step 6: Final answer
    x = 41,885,843.81

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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.