Home / 6,971,521.55-9,620,988.98-3,874,033.35

Finding the Fourth Proportional to 6,971,521.55, 9,620,988.98 and 3,874,033.35

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Solution

The fourth proportional to 6,971,521.55, 9,620,988.98 and 3,874,033.35 is: 5,346,326.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971,521.55 : 9,620,988.98 = 3,874,033.35 : x
  2. Step 2: Convert to fraction form
    6,971,521.55/9,620,988.98 = 3,874,033.35/x
  3. Step 3: Cross multiply
    6,971,521.55x = 9,620,988.98 × 3,874,033.35
  4. Step 4: Simplify right side
    6,971,521.55x = 37,272,032,149,132.31
  5. Step 5: Solve for x
    x = 37,272,032,149,132.31/6,971,521.55
  6. Step 6: Final answer
    x = 5,346,326.75

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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.