Home / 74,485,780.27-102,790,376.81-41,448,157.59

Finding the Fourth Proportional to 74,485,780.27, 102,790,376.81 and 41,448,157.59

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Solution

The fourth proportional to 74,485,780.27, 102,790,376.81 and 41,448,157.59 is: 57,198,457.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,485,780.27 : 102,790,376.81 = 41,448,157.59 : x
  2. Step 2: Convert to fraction form
    74,485,780.27/102,790,376.81 = 41,448,157.59/x
  3. Step 3: Cross multiply
    74,485,780.27x = 102,790,376.81 × 41,448,157.59
  4. Step 4: Simplify right side
    74,485,780.27x = 4,260,471,736,756,362
  5. Step 5: Solve for x
    x = 4,260,471,736,756,362/74,485,780.27
  6. Step 6: Final answer
    x = 57,198,457.50

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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.