Home / 7,381,133.60-10,185,970.75-4,117,949.01

Finding the Fourth Proportional to 7,381,133.60, 10,185,970.75 and 4,117,949.01

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Solution

The fourth proportional to 7,381,133.60, 10,185,970.75 and 4,117,949.01 is: 5,682,773.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,133.60 : 10,185,970.75 = 4,117,949.01 : x
  2. Step 2: Convert to fraction form
    7,381,133.60/10,185,970.75 = 4,117,949.01/x
  3. Step 3: Cross multiply
    7,381,133.60x = 10,185,970.75 × 4,117,949.01
  4. Step 4: Simplify right side
    7,381,133.60x = 41,945,308,155,556.59
  5. Step 5: Solve for x
    x = 41,945,308,155,556.59/7,381,133.60
  6. Step 6: Final answer
    x = 5,682,773.20

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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.