Home / 30,536,918.35-42,141,229.43-16,598,306.25

Finding the Fourth Proportional to 30,536,918.35, 42,141,229.43 and 16,598,306.25

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Solution

The fourth proportional to 30,536,918.35, 42,141,229.43 and 16,598,306.25 is: 22,905,815.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,536,918.35 : 42,141,229.43 = 16,598,306.25 : x
  2. Step 2: Convert to fraction form
    30,536,918.35/42,141,229.43 = 16,598,306.25/x
  3. Step 3: Cross multiply
    30,536,918.35x = 42,141,229.43 × 16,598,306.25
  4. Step 4: Simplify right side
    30,536,918.35x = 699,473,031,830,652.88
  5. Step 5: Solve for x
    x = 699,473,031,830,652.88/30,536,918.35
  6. Step 6: Final answer
    x = 22,905,815.96

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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.