Home / 49,464,136.80-74,196,205.20-43,984,389.60

Finding the Fourth Proportional to 49,464,136.80, 74,196,205.20 and 43,984,389.60

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Solution

The fourth proportional to 49,464,136.80, 74,196,205.20 and 43,984,389.60 is: 65,976,584.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,464,136.80 : 74,196,205.20 = 43,984,389.60 : x
  2. Step 2: Convert to fraction form
    49,464,136.80/74,196,205.20 = 43,984,389.60/x
  3. Step 3: Cross multiply
    49,464,136.80x = 74,196,205.20 × 43,984,389.60
  4. Step 4: Simplify right side
    49,464,136.80x = 3,263,474,796,358,346
  5. Step 5: Solve for x
    x = 3,263,474,796,358,346/49,464,136.80
  6. Step 6: Final answer
    x = 65,976,584.40

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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.