Home / 8,301,764.40-12,454,979.40-4,042,071.60

Finding the Fourth Proportional to 8,301,764.40, 12,454,979.40 and 4,042,071.60

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Solution

The fourth proportional to 8,301,764.40, 12,454,979.40 and 4,042,071.60 is: 6,064,243.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301,764.40 : 12,454,979.40 = 4,042,071.60 : x
  2. Step 2: Convert to fraction form
    8,301,764.40/12,454,979.40 = 4,042,071.60/x
  3. Step 3: Cross multiply
    8,301,764.40x = 12,454,979.40 × 4,042,071.60
  4. Step 4: Simplify right side
    8,301,764.40x = 50,343,918,511,325.04
  5. Step 5: Solve for x
    x = 50,343,918,511,325.04/8,301,764.40
  6. Step 6: Final answer
    x = 6,064,243.22

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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.