Home / 74,642,971.24-103,007,778.46-41,605,315.23

Finding the Fourth Proportional to 74,642,971.24, 103,007,778.46 and 41,605,315.23

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Solution

The fourth proportional to 74,642,971.24, 103,007,778.46 and 41,605,315.23 is: 57,415,601.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,642,971.24 : 103,007,778.46 = 41,605,315.23 : x
  2. Step 2: Convert to fraction form
    74,642,971.24/103,007,778.46 = 41,605,315.23/x
  3. Step 3: Cross multiply
    74,642,971.24x = 103,007,778.46 × 41,605,315.23
  4. Step 4: Simplify right side
    74,642,971.24x = 4,285,671,093,970,303.50
  5. Step 5: Solve for x
    x = 4,285,671,093,970,303.50/74,642,971.24
  6. Step 6: Final answer
    x = 57,415,601.53

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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.