Home / 30,536,917.35-42,141,228.05-16,598,305.25

Finding the Fourth Proportional to 30,536,917.35, 42,141,228.05 and 16,598,305.25

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Solution

The fourth proportional to 30,536,917.35, 42,141,228.05 and 16,598,305.25 is: 22,905,814.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,536,917.35 : 42,141,228.05 = 16,598,305.25 : x
  2. Step 2: Convert to fraction form
    30,536,917.35/42,141,228.05 = 16,598,305.25/x
  3. Step 3: Cross multiply
    30,536,917.35x = 42,141,228.05 × 16,598,305.25
  4. Step 4: Simplify right side
    30,536,917.35x = 699,472,966,930,611.12
  5. Step 5: Solve for x
    x = 699,472,966,930,611.12/30,536,917.35
  6. Step 6: Final answer
    x = 22,905,814.59

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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.