Home / 12,040,211.60-18,063,075.32-5,217,930

Finding the Fourth Proportional to 12,040,211.60, 18,063,075.32 and 5,217,930

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Solution

The fourth proportional to 12,040,211.60, 18,063,075.32 and 5,217,930 is: 7,828,090.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,040,211.60 : 18,063,075.32 = 5,217,930 : x
  2. Step 2: Convert to fraction form
    12,040,211.60/18,063,075.32 = 5,217,930/x
  3. Step 3: Cross multiply
    12,040,211.60x = 18,063,075.32 × 5,217,930
  4. Step 4: Simplify right side
    12,040,211.60x = 94,251,862,604,487.59
  5. Step 5: Solve for x
    x = 94,251,862,604,487.59/12,040,211.60
  6. Step 6: Final answer
    x = 7,828,090.21

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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.