Home / 12,843,157.08-19,267,950.46-3,745,255.66

Finding the Fourth Proportional to 12,843,157.08, 19,267,950.46 and 3,745,255.66

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Solution

The fourth proportional to 12,843,157.08, 19,267,950.46 and 3,745,255.66 is: 5,618,820.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,843,157.08 : 19,267,950.46 = 3,745,255.66 : x
  2. Step 2: Convert to fraction form
    12,843,157.08/19,267,950.46 = 3,745,255.66/x
  3. Step 3: Cross multiply
    12,843,157.08x = 19,267,950.46 × 3,745,255.66
  4. Step 4: Simplify right side
    12,843,157.08x = 72,163,400,516,914.61
  5. Step 5: Solve for x
    x = 72,163,400,516,914.61/12,843,157.08
  6. Step 6: Final answer
    x = 5,618,820.99

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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.