Home / 9,493,828.71-13,101,523.75-5,142,915.03

Finding the Fourth Proportional to 9,493,828.71, 13,101,523.75 and 5,142,915.03

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Solution

The fourth proportional to 9,493,828.71, 13,101,523.75 and 5,142,915.03 is: 7,097,244.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,493,828.71 : 13,101,523.75 = 5,142,915.03 : x
  2. Step 2: Convert to fraction form
    9,493,828.71/13,101,523.75 = 5,142,915.03/x
  3. Step 3: Cross multiply
    9,493,828.71x = 13,101,523.75 × 5,142,915.03
  4. Step 4: Simplify right side
    9,493,828.71x = 67,380,023,409,776.97
  5. Step 5: Solve for x
    x = 67,380,023,409,776.97/9,493,828.71
  6. Step 6: Final answer
    x = 7,097,244.48

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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.