Home / 18,582,984.54-25,645,245.91-12,714,926.49

Finding the Fourth Proportional to 18,582,984.54, 25,645,245.91 and 12,714,926.49

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Solution

The fourth proportional to 18,582,984.54, 25,645,245.91 and 12,714,926.49 is: 17,547,096.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,582,984.54 : 25,645,245.91 = 12,714,926.49 : x
  2. Step 2: Convert to fraction form
    18,582,984.54/25,645,245.91 = 12,714,926.49/x
  3. Step 3: Cross multiply
    18,582,984.54x = 25,645,245.91 × 12,714,926.49
  4. Step 4: Simplify right side
    18,582,984.54x = 326,077,416,531,835.81
  5. Step 5: Solve for x
    x = 326,077,416,531,835.81/18,582,984.54
  6. Step 6: Final answer
    x = 17,547,096.15

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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.