Home / 8,159,882.40-12,242,836.80-3,367,987.20

Finding the Fourth Proportional to 8,159,882.40, 12,242,836.80 and 3,367,987.20

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Solution

The fourth proportional to 8,159,882.40, 12,242,836.80 and 3,367,987.20 is: 5,053,224.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,159,882.40 : 12,242,836.80 = 3,367,987.20 : x
  2. Step 2: Convert to fraction form
    8,159,882.40/12,242,836.80 = 3,367,987.20/x
  3. Step 3: Cross multiply
    8,159,882.40x = 12,242,836.80 × 3,367,987.20
  4. Step 4: Simplify right side
    8,159,882.40x = 41,233,717,634,088.96
  5. Step 5: Solve for x
    x = 41,233,717,634,088.96/8,159,882.40
  6. Step 6: Final answer
    x = 5,053,224.50

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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.