Home / 13,696,284.48-18,901,466.71-7,584,712.98

Finding the Fourth Proportional to 13,696,284.48, 18,901,466.71 and 7,584,712.98

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Solution

The fourth proportional to 13,696,284.48, 18,901,466.71 and 7,584,712.98 is: 10,467,232.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,696,284.48 : 18,901,466.71 = 7,584,712.98 : x
  2. Step 2: Convert to fraction form
    13,696,284.48/18,901,466.71 = 7,584,712.98/x
  3. Step 3: Cross multiply
    13,696,284.48x = 18,901,466.71 × 7,584,712.98
  4. Step 4: Simplify right side
    13,696,284.48x = 143,362,199,801,867.56
  5. Step 5: Solve for x
    x = 143,362,199,801,867.56/13,696,284.48
  6. Step 6: Final answer
    x = 10,467,232.92

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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.