Home / 7,142,584.16-9,851,064.36-4,697,703.92

Finding the Fourth Proportional to 7,142,584.16, 9,851,064.36 and 4,697,703.92

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Solution

The fourth proportional to 7,142,584.16, 9,851,064.36 and 4,697,703.92 is: 6,479,081.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,142,584.16 : 9,851,064.36 = 4,697,703.92 : x
  2. Step 2: Convert to fraction form
    7,142,584.16/9,851,064.36 = 4,697,703.92/x
  3. Step 3: Cross multiply
    7,142,584.16x = 9,851,064.36 × 4,697,703.92
  4. Step 4: Simplify right side
    7,142,584.16x = 46,277,383,660,144.29
  5. Step 5: Solve for x
    x = 46,277,383,660,144.29/7,142,584.16
  6. Step 6: Final answer
    x = 6,479,081.33

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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.