Home / 8,168,742.90-12,245,502.51-2,773,704.36

Finding the Fourth Proportional to 8,168,742.90, 12,245,502.51 and 2,773,704.36

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Solution

The fourth proportional to 8,168,742.90, 12,245,502.51 and 2,773,704.36 is: 4,157,971.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168,742.90 : 12,245,502.51 = 2,773,704.36 : x
  2. Step 2: Convert to fraction form
    8,168,742.90/12,245,502.51 = 2,773,704.36/x
  3. Step 3: Cross multiply
    8,168,742.90x = 12,245,502.51 × 2,773,704.36
  4. Step 4: Simplify right side
    8,168,742.90x = 33,965,403,702,377.94
  5. Step 5: Solve for x
    x = 33,965,403,702,377.94/8,168,742.90
  6. Step 6: Final answer
    x = 4,157,971.93

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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.