Home / 13,345,089.49-20,017,636.97-3,759,222.45

Finding the Fourth Proportional to 13,345,089.49, 20,017,636.97 and 3,759,222.45

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Solution

The fourth proportional to 13,345,089.49, 20,017,636.97 and 3,759,222.45 is: 5,638,834.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,345,089.49 : 20,017,636.97 = 3,759,222.45 : x
  2. Step 2: Convert to fraction form
    13,345,089.49/20,017,636.97 = 3,759,222.45/x
  3. Step 3: Cross multiply
    13,345,089.49x = 20,017,636.97 × 3,759,222.45
  4. Step 4: Simplify right side
    13,345,089.49x = 75,250,750,370,989.62
  5. Step 5: Solve for x
    x = 75,250,750,370,989.62/13,345,089.49
  6. Step 6: Final answer
    x = 5,638,834.45

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1.5x scale

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.