Home / 8,670,292.47-11,964,999.44-5,185,631.18

Finding the Fourth Proportional to 8,670,292.47, 11,964,999.44 and 5,185,631.18

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Solution

The fourth proportional to 8,670,292.47, 11,964,999.44 and 5,185,631.18 is: 7,156,168.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,670,292.47 : 11,964,999.44 = 5,185,631.18 : x
  2. Step 2: Convert to fraction form
    8,670,292.47/11,964,999.44 = 5,185,631.18/x
  3. Step 3: Cross multiply
    8,670,292.47x = 11,964,999.44 × 5,185,631.18
  4. Step 4: Simplify right side
    8,670,292.47x = 62,046,074,207,623.12
  5. Step 5: Solve for x
    x = 62,046,074,207,623.12/8,670,292.47
  6. Step 6: Final answer
    x = 7,156,168.54

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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.