Home / 10,805,704.88-16,209,692.48-3,519,732.40

Finding the Fourth Proportional to 10,805,704.88, 16,209,692.48 and 3,519,732.40

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Solution

The fourth proportional to 10,805,704.88, 16,209,692.48 and 3,519,732.40 is: 5,279,968.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,805,704.88 : 16,209,692.48 = 3,519,732.40 : x
  2. Step 2: Convert to fraction form
    10,805,704.88/16,209,692.48 = 3,519,732.40/x
  3. Step 3: Cross multiply
    10,805,704.88x = 16,209,692.48 × 3,519,732.40
  4. Step 4: Simplify right side
    10,805,704.88x = 57,053,779,815,892.35
  5. Step 5: Solve for x
    x = 57,053,779,815,892.35/10,805,704.88
  6. Step 6: Final answer
    x = 5,279,968.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.