Home / 30,067,419.90-41,493,148.22-16,316,380.38

Finding the Fourth Proportional to 30,067,419.90, 41,493,148.22 and 16,316,380.38

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Solution

The fourth proportional to 30,067,419.90, 41,493,148.22 and 16,316,380.38 is: 22,516,663.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,067,419.90 : 41,493,148.22 = 16,316,380.38 : x
  2. Step 2: Convert to fraction form
    30,067,419.90/41,493,148.22 = 16,316,380.38/x
  3. Step 3: Cross multiply
    30,067,419.90x = 41,493,148.22 × 16,316,380.38
  4. Step 4: Simplify right side
    30,067,419.90x = 677,017,989,521,240
  5. Step 5: Solve for x
    x = 677,017,989,521,240/30,067,419.90
  6. Step 6: Final answer
    x = 22,516,663.94

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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.