Home / 13,830,579.29-19,068,456.34-11,340,626.33

Finding the Fourth Proportional to 13,830,579.29, 19,068,456.34 and 11,340,626.33

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Solution

The fourth proportional to 13,830,579.29, 19,068,456.34 and 11,340,626.33 is: 15,635,515.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,830,579.29 : 19,068,456.34 = 11,340,626.33 : x
  2. Step 2: Convert to fraction form
    13,830,579.29/19,068,456.34 = 11,340,626.33/x
  3. Step 3: Cross multiply
    13,830,579.29x = 19,068,456.34 × 11,340,626.33
  4. Step 4: Simplify right side
    13,830,579.29x = 216,248,238,103,706.34
  5. Step 5: Solve for x
    x = 216,248,238,103,706.34/13,830,579.29
  6. Step 6: Final answer
    x = 15,635,515.59

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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.