Home / 7,183,472.82-9,913,424.40-4,085,916.59

Finding the Fourth Proportional to 7,183,472.82, 9,913,424.40 and 4,085,916.59

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Solution

The fourth proportional to 7,183,472.82, 9,913,424.40 and 4,085,916.59 is: 5,638,696.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,183,472.82 : 9,913,424.40 = 4,085,916.59 : x
  2. Step 2: Convert to fraction form
    7,183,472.82/9,913,424.40 = 4,085,916.59/x
  3. Step 3: Cross multiply
    7,183,472.82x = 9,913,424.40 × 4,085,916.59
  4. Step 4: Simplify right side
    7,183,472.82x = 40,505,425,219,670.80
  5. Step 5: Solve for x
    x = 40,505,425,219,670.80/7,183,472.82
  6. Step 6: Final answer
    x = 5,638,696.80

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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.