Home / 15,166,466.92-20,929,770.66-9,054,764.20

Finding the Fourth Proportional to 15,166,466.92, 20,929,770.66 and 9,054,764.20

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Solution

The fourth proportional to 15,166,466.92, 20,929,770.66 and 9,054,764.20 is: 12,495,602.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,166,466.92 : 20,929,770.66 = 9,054,764.20 : x
  2. Step 2: Convert to fraction form
    15,166,466.92/20,929,770.66 = 9,054,764.20/x
  3. Step 3: Cross multiply
    15,166,466.92x = 20,929,770.66 × 9,054,764.20
  4. Step 4: Simplify right side
    15,166,466.92x = 189,514,138,086,378.34
  5. Step 5: Solve for x
    x = 189,514,138,086,378.34/15,166,466.92
  6. Step 6: Final answer
    x = 12,495,602.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.