Home / 19,038,188.48-28,526,837.28-17,104,529.60

Finding the Fourth Proportional to 19,038,188.48, 28,526,837.28 and 17,104,529.60

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Solution

The fourth proportional to 19,038,188.48, 28,526,837.28 and 17,104,529.60 is: 25,629,441.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038,188.48 : 28,526,837.28 = 17,104,529.60 : x
  2. Step 2: Convert to fraction form
    19,038,188.48/28,526,837.28 = 17,104,529.60/x
  3. Step 3: Cross multiply
    19,038,188.48x = 28,526,837.28 × 17,104,529.60
  4. Step 4: Simplify right side
    19,038,188.48x = 487,938,132,650,143.56
  5. Step 5: Solve for x
    x = 487,938,132,650,143.56/19,038,188.48
  6. Step 6: Final answer
    x = 25,629,441.22

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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.