Home / 18,842,486.40-28,263,729.60-17,582,774.40

Finding the Fourth Proportional to 18,842,486.40, 28,263,729.60 and 17,582,774.40

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Solution

The fourth proportional to 18,842,486.40, 28,263,729.60 and 17,582,774.40 is: 26,374,161.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,842,486.40 : 28,263,729.60 = 17,582,774.40 : x
  2. Step 2: Convert to fraction form
    18,842,486.40/28,263,729.60 = 17,582,774.40/x
  3. Step 3: Cross multiply
    18,842,486.40x = 28,263,729.60 × 17,582,774.40
  4. Step 4: Simplify right side
    18,842,486.40x = 496,954,781,259,402.25
  5. Step 5: Solve for x
    x = 496,954,781,259,402.25/18,842,486.40
  6. Step 6: Final answer
    x = 26,374,161.60

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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.