Home / 7,199,226.40-10,798,839.60-5,286,038.80

Finding the Fourth Proportional to 7,199,226.40, 10,798,839.60 and 5,286,038.80

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Solution

The fourth proportional to 7,199,226.40, 10,798,839.60 and 5,286,038.80 is: 7,929,058.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,199,226.40 : 10,798,839.60 = 5,286,038.80 : x
  2. Step 2: Convert to fraction form
    7,199,226.40/10,798,839.60 = 5,286,038.80/x
  3. Step 3: Cross multiply
    7,199,226.40x = 10,798,839.60 × 5,286,038.80
  4. Step 4: Simplify right side
    7,199,226.40x = 57,083,085,120,576.48
  5. Step 5: Solve for x
    x = 57,083,085,120,576.48/7,199,226.40
  6. Step 6: Final answer
    x = 7,929,058.20

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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.