Home / 9,829,709.80-14,744,564.70-8,979,404.20

Finding the Fourth Proportional to 9,829,709.80, 14,744,564.70 and 8,979,404.20

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Solution

The fourth proportional to 9,829,709.80, 14,744,564.70 and 8,979,404.20 is: 13,469,106.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,829,709.80 : 14,744,564.70 = 8,979,404.20 : x
  2. Step 2: Convert to fraction form
    9,829,709.80/14,744,564.70 = 8,979,404.20/x
  3. Step 3: Cross multiply
    9,829,709.80x = 14,744,564.70 × 8,979,404.20
  4. Step 4: Simplify right side
    9,829,709.80x = 132,397,406,194,351.72
  5. Step 5: Solve for x
    x = 132,397,406,194,351.72/9,829,709.80
  6. Step 6: Final answer
    x = 13,469,106.30

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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.