Home / 6,528,404.40-9,789,841.80-3,163,642.80

Finding the Fourth Proportional to 6,528,404.40, 9,789,841.80 and 3,163,642.80

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Solution

The fourth proportional to 6,528,404.40, 9,789,841.80 and 3,163,642.80 is: 4,744,124.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,528,404.40 : 9,789,841.80 = 3,163,642.80 : x
  2. Step 2: Convert to fraction form
    6,528,404.40/9,789,841.80 = 3,163,642.80/x
  3. Step 3: Cross multiply
    6,528,404.40x = 9,789,841.80 × 3,163,642.80
  4. Step 4: Simplify right side
    6,528,404.40x = 30,971,562,523,709.04
  5. Step 5: Solve for x
    x = 30,971,562,523,709.04/6,528,404.40
  6. Step 6: Final answer
    x = 4,744,124.39

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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.