Home / 9,725,952.26-13,421,855.80-5,315,766.70

Finding the Fourth Proportional to 9,725,952.26, 13,421,855.80 and 5,315,766.70

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Solution

The fourth proportional to 9,725,952.26, 13,421,855.80 and 5,315,766.70 is: 7,335,780.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,725,952.26 : 13,421,855.80 = 5,315,766.70 : x
  2. Step 2: Convert to fraction form
    9,725,952.26/13,421,855.80 = 5,315,766.70/x
  3. Step 3: Cross multiply
    9,725,952.26x = 13,421,855.80 × 5,315,766.70
  4. Step 4: Simplify right side
    9,725,952.26x = 71,347,454,113,841.86
  5. Step 5: Solve for x
    x = 71,347,454,113,841.86/9,725,952.26
  6. Step 6: Final answer
    x = 7,335,780.83

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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.