Home / 5,434,851.75-7,500,110.91-3,111,779.89

Finding the Fourth Proportional to 5,434,851.75, 7,500,110.91 and 3,111,779.89

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Solution

The fourth proportional to 5,434,851.75, 7,500,110.91 and 3,111,779.89 is: 4,294,265.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434,851.75 : 7,500,110.91 = 3,111,779.89 : x
  2. Step 2: Convert to fraction form
    5,434,851.75/7,500,110.91 = 3,111,779.89/x
  3. Step 3: Cross multiply
    5,434,851.75x = 7,500,110.91 × 3,111,779.89
  4. Step 4: Simplify right side
    5,434,851.75x = 23,338,694,275,529.20
  5. Step 5: Solve for x
    x = 23,338,694,275,529.20/5,434,851.75
  6. Step 6: Final answer
    x = 4,294,265.11

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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.