Home / 18,615,102.40-27,922,653.60-13,832,133.40

Finding the Fourth Proportional to 18,615,102.40, 27,922,653.60 and 13,832,133.40

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Solution

The fourth proportional to 18,615,102.40, 27,922,653.60 and 13,832,133.40 is: 20,748,200.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,615,102.40 : 27,922,653.60 = 13,832,133.40 : x
  2. Step 2: Convert to fraction form
    18,615,102.40/27,922,653.60 = 13,832,133.40/x
  3. Step 3: Cross multiply
    18,615,102.40x = 27,922,653.60 × 13,832,133.40
  4. Step 4: Simplify right side
    18,615,102.40x = 386,229,869,477,190.25
  5. Step 5: Solve for x
    x = 386,229,869,477,190.25/18,615,102.40
  6. Step 6: Final answer
    x = 20,748,200.10

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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.