Home / 15,745,442.40-23,618,163.60-6,657,801.30

Finding the Fourth Proportional to 15,745,442.40, 23,618,163.60 and 6,657,801.30

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Solution

The fourth proportional to 15,745,442.40, 23,618,163.60 and 6,657,801.30 is: 9,986,701.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,745,442.40 : 23,618,163.60 = 6,657,801.30 : x
  2. Step 2: Convert to fraction form
    15,745,442.40/23,618,163.60 = 6,657,801.30/x
  3. Step 3: Cross multiply
    15,745,442.40x = 23,618,163.60 × 6,657,801.30
  4. Step 4: Simplify right side
    15,745,442.40x = 157,245,040,319,692.69
  5. Step 5: Solve for x
    x = 157,245,040,319,692.69/15,745,442.40
  6. Step 6: Final answer
    x = 9,986,701.95

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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.