Home / 12,843,156.08-19,267,948.96-3,745,254.66

Finding the Fourth Proportional to 12,843,156.08, 19,267,948.96 and 3,745,254.66

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Solution

The fourth proportional to 12,843,156.08, 19,267,948.96 and 3,745,254.66 is: 5,618,819.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,843,156.08 : 19,267,948.96 = 3,745,254.66 : x
  2. Step 2: Convert to fraction form
    12,843,156.08/19,267,948.96 = 3,745,254.66/x
  3. Step 3: Cross multiply
    12,843,156.08x = 19,267,948.96 × 3,745,254.66
  4. Step 4: Simplify right side
    12,843,156.08x = 72,163,375,678,913.48
  5. Step 5: Solve for x
    x = 72,163,375,678,913.48/12,843,156.08
  6. Step 6: Final answer
    x = 5,618,819.49

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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.