Home / 8,981,148.24-12,390,466.32-5,537,410.56

Finding the Fourth Proportional to 8,981,148.24, 12,390,466.32 and 5,537,410.56

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Solution

The fourth proportional to 8,981,148.24, 12,390,466.32 and 5,537,410.56 is: 7,639,457.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,981,148.24 : 12,390,466.32 = 5,537,410.56 : x
  2. Step 2: Convert to fraction form
    8,981,148.24/12,390,466.32 = 5,537,410.56/x
  3. Step 3: Cross multiply
    8,981,148.24x = 12,390,466.32 × 5,537,410.56
  4. Step 4: Simplify right side
    8,981,148.24x = 68,611,099,043,692.34
  5. Step 5: Solve for x
    x = 68,611,099,043,692.34/8,981,148.24
  6. Step 6: Final answer
    x = 7,639,457.36

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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.