Home / 6,662,279.48-9,194,009.02-3,909,013.74

Finding the Fourth Proportional to 6,662,279.48, 9,194,009.02 and 3,909,013.74

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Solution

The fourth proportional to 6,662,279.48, 9,194,009.02 and 3,909,013.74 is: 5,394,476.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,662,279.48 : 9,194,009.02 = 3,909,013.74 : x
  2. Step 2: Convert to fraction form
    6,662,279.48/9,194,009.02 = 3,909,013.74/x
  3. Step 3: Cross multiply
    6,662,279.48x = 9,194,009.02 × 3,909,013.74
  4. Step 4: Simplify right side
    6,662,279.48x = 35,939,507,575,091.41
  5. Step 5: Solve for x
    x = 35,939,507,575,091.41/6,662,279.48
  6. Step 6: Final answer
    x = 5,394,476.13

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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.