Home / 7,159,548.26-9,879,987.31-3,896,292.94

Finding the Fourth Proportional to 7,159,548.26, 9,879,987.31 and 3,896,292.94

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Solution

The fourth proportional to 7,159,548.26, 9,879,987.31 and 3,896,292.94 is: 5,376,781.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,159,548.26 : 9,879,987.31 = 3,896,292.94 : x
  2. Step 2: Convert to fraction form
    7,159,548.26/9,879,987.31 = 3,896,292.94/x
  3. Step 3: Cross multiply
    7,159,548.26x = 9,879,987.31 × 3,896,292.94
  4. Step 4: Simplify right side
    7,159,548.26x = 38,495,324,768,801.89
  5. Step 5: Solve for x
    x = 38,495,324,768,801.89/7,159,548.26
  6. Step 6: Final answer
    x = 5,376,781.24

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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.