Home / 51,324,404.04-70,827,676.02-28,120,409.64

Finding the Fourth Proportional to 51,324,404.04, 70,827,676.02 and 28,120,409.64

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Solution

The fourth proportional to 51,324,404.04, 70,827,676.02 and 28,120,409.64 is: 38,806,164.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,324,404.04 : 70,827,676.02 = 28,120,409.64 : x
  2. Step 2: Convert to fraction form
    51,324,404.04/70,827,676.02 = 28,120,409.64/x
  3. Step 3: Cross multiply
    51,324,404.04x = 70,827,676.02 × 28,120,409.64
  4. Step 4: Simplify right side
    51,324,404.04x = 1,991,703,263,531,604.75
  5. Step 5: Solve for x
    x = 1,991,703,263,531,604.75/51,324,404.04
  6. Step 6: Final answer
    x = 38,806,164.45

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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.