Home / 8,722,012.80-13,083,602.40-2,964,662.40

Finding the Fourth Proportional to 8,722,012.80, 13,083,602.40 and 2,964,662.40

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Solution

The fourth proportional to 8,722,012.80, 13,083,602.40 and 2,964,662.40 is: 4,447,191.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,722,012.80 : 13,083,602.40 = 2,964,662.40 : x
  2. Step 2: Convert to fraction form
    8,722,012.80/13,083,602.40 = 2,964,662.40/x
  3. Step 3: Cross multiply
    8,722,012.80x = 13,083,602.40 × 2,964,662.40
  4. Step 4: Simplify right side
    8,722,012.80x = 38,788,464,091,829.76
  5. Step 5: Solve for x
    x = 38,788,464,091,829.76/8,722,012.80
  6. Step 6: Final answer
    x = 4,447,191.83

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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.