Home / 18,615,098.40-27,922,647.60-13,832,129.40

Finding the Fourth Proportional to 18,615,098.40, 27,922,647.60 and 13,832,129.40

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Solution

The fourth proportional to 18,615,098.40, 27,922,647.60 and 13,832,129.40 is: 20,748,194.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,615,098.40 : 27,922,647.60 = 13,832,129.40 : x
  2. Step 2: Convert to fraction form
    18,615,098.40/27,922,647.60 = 13,832,129.40/x
  3. Step 3: Cross multiply
    18,615,098.40x = 27,922,647.60 × 13,832,129.40
  4. Step 4: Simplify right side
    18,615,098.40x = 386,229,674,793,799.50
  5. Step 5: Solve for x
    x = 386,229,674,793,799.50/18,615,098.40
  6. Step 6: Final answer
    x = 20,748,194.10

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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.