Home / 12,876,266.42-19,330,788.94-8,346,271.16

Finding the Fourth Proportional to 12,876,266.42, 19,330,788.94 and 8,346,271.16

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Solution

The fourth proportional to 12,876,266.42, 19,330,788.94 and 8,346,271.16 is: 12,530,030.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,876,266.42 : 19,330,788.94 = 8,346,271.16 : x
  2. Step 2: Convert to fraction form
    12,876,266.42/19,330,788.94 = 8,346,271.16/x
  3. Step 3: Cross multiply
    12,876,266.42x = 19,330,788.94 × 8,346,271.16
  4. Step 4: Simplify right side
    12,876,266.42x = 161,340,006,112,449.34
  5. Step 5: Solve for x
    x = 161,340,006,112,449.34/12,876,266.42
  6. Step 6: Final answer
    x = 12,530,030.12

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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.