Home / 12,771,594.24-19,147,219.32-7,374,122.04

Finding the Fourth Proportional to 12,771,594.24, 19,147,219.32 and 7,374,122.04

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Solution

The fourth proportional to 12,771,594.24, 19,147,219.32 and 7,374,122.04 is: 11,055,309.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,771,594.24 : 19,147,219.32 = 7,374,122.04 : x
  2. Step 2: Convert to fraction form
    12,771,594.24/19,147,219.32 = 7,374,122.04/x
  3. Step 3: Cross multiply
    12,771,594.24x = 19,147,219.32 × 7,374,122.04
  4. Step 4: Simplify right side
    12,771,594.24x = 141,193,931,992,325.81
  5. Step 5: Solve for x
    x = 141,193,931,992,325.81/12,771,594.24
  6. Step 6: Final answer
    x = 11,055,309.88

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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.