Home / 28,938,301.49-39,933,822.72-16,379,086.60

Finding the Fourth Proportional to 28,938,301.49, 39,933,822.72 and 16,379,086.60

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Solution

The fourth proportional to 28,938,301.49, 39,933,822.72 and 16,379,086.60 is: 22,602,554.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,938,301.49 : 39,933,822.72 = 16,379,086.60 : x
  2. Step 2: Convert to fraction form
    28,938,301.49/39,933,822.72 = 16,379,086.60/x
  3. Step 3: Cross multiply
    28,938,301.49x = 39,933,822.72 × 16,379,086.60
  4. Step 4: Simplify right side
    28,938,301.49x = 654,079,540,711,266.50
  5. Step 5: Solve for x
    x = 654,079,540,711,266.50/28,938,301.49
  6. Step 6: Final answer
    x = 22,602,554.65

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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.