Home / 6,897,422.64-10,346,132.88-2,105,136.48

Finding the Fourth Proportional to 6,897,422.64, 10,346,132.88 and 2,105,136.48

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Solution

The fourth proportional to 6,897,422.64, 10,346,132.88 and 2,105,136.48 is: 3,157,704.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,897,422.64 : 10,346,132.88 = 2,105,136.48 : x
  2. Step 2: Convert to fraction form
    6,897,422.64/10,346,132.88 = 2,105,136.48/x
  3. Step 3: Cross multiply
    6,897,422.64x = 10,346,132.88 × 2,105,136.48
  4. Step 4: Simplify right side
    6,897,422.64x = 21,780,021,752,615.46
  5. Step 5: Solve for x
    x = 21,780,021,752,615.46/6,897,422.64
  6. Step 6: Final answer
    x = 3,157,704.39

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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.