Home / 7,371,025.20-11,056,537.80-7,229,307.60

Finding the Fourth Proportional to 7,371,025.20, 11,056,537.80 and 7,229,307.60

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Solution

The fourth proportional to 7,371,025.20, 11,056,537.80 and 7,229,307.60 is: 10,843,961.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371,025.20 : 11,056,537.80 = 7,229,307.60 : x
  2. Step 2: Convert to fraction form
    7,371,025.20/11,056,537.80 = 7,229,307.60/x
  3. Step 3: Cross multiply
    7,371,025.20x = 11,056,537.80 × 7,229,307.60
  4. Step 4: Simplify right side
    7,371,025.20x = 79,931,112,747,227.28
  5. Step 5: Solve for x
    x = 79,931,112,747,227.28/7,371,025.20
  6. Step 6: Final answer
    x = 10,843,961.40

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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.