Home / 7,930,987.59-11,897,111.67-3,382,075.23

Finding the Fourth Proportional to 7,930,987.59, 11,897,111.67 and 3,382,075.23

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Solution

The fourth proportional to 7,930,987.59, 11,897,111.67 and 3,382,075.23 is: 5,073,381.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930,987.59 : 11,897,111.67 = 3,382,075.23 : x
  2. Step 2: Convert to fraction form
    7,930,987.59/11,897,111.67 = 3,382,075.23/x
  3. Step 3: Cross multiply
    7,930,987.59x = 11,897,111.67 × 3,382,075.23
  4. Step 4: Simplify right side
    7,930,987.59x = 40,236,926,687,650.94
  5. Step 5: Solve for x
    x = 40,236,926,687,650.94/7,930,987.59
  6. Step 6: Final answer
    x = 5,073,381.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.