Home / 7,333,991.71-11,001,042.69-2,783,813.81

Finding the Fourth Proportional to 7,333,991.71, 11,001,042.69 and 2,783,813.81

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Solution

The fourth proportional to 7,333,991.71, 11,001,042.69 and 2,783,813.81 is: 4,175,741.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333,991.71 : 11,001,042.69 = 2,783,813.81 : x
  2. Step 2: Convert to fraction form
    7,333,991.71/11,001,042.69 = 2,783,813.81/x
  3. Step 3: Cross multiply
    7,333,991.71x = 11,001,042.69 × 2,783,813.81
  4. Step 4: Simplify right side
    7,333,991.71x = 30,624,854,537,318.94
  5. Step 5: Solve for x
    x = 30,624,854,537,318.94/7,333,991.71
  6. Step 6: Final answer
    x = 4,175,741.64

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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.