Home / 8,197,136.15-12,242,558.84-7,427,095.34

Finding the Fourth Proportional to 8,197,136.15, 12,242,558.84 and 7,427,095.34

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Solution

The fourth proportional to 8,197,136.15, 12,242,558.84 and 7,427,095.34 is: 11,092,490.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197,136.15 : 12,242,558.84 = 7,427,095.34 : x
  2. Step 2: Convert to fraction form
    8,197,136.15/12,242,558.84 = 7,427,095.34/x
  3. Step 3: Cross multiply
    8,197,136.15x = 12,242,558.84 × 7,427,095.34
  4. Step 4: Simplify right side
    8,197,136.15x = 90,926,651,673,104.33
  5. Step 5: Solve for x
    x = 90,926,651,673,104.33/8,197,136.15
  6. Step 6: Final answer
    x = 11,092,490.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.