Home / 49,328,628.40-73,992,942.60-47,313,089.20

Finding the Fourth Proportional to 49,328,628.40, 73,992,942.60 and 47,313,089.20

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Solution

The fourth proportional to 49,328,628.40, 73,992,942.60 and 47,313,089.20 is: 70,969,633.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,328,628.40 : 73,992,942.60 = 47,313,089.20 : x
  2. Step 2: Convert to fraction form
    49,328,628.40/73,992,942.60 = 47,313,089.20/x
  3. Step 3: Cross multiply
    49,328,628.40x = 73,992,942.60 × 47,313,089.20
  4. Step 4: Simplify right side
    49,328,628.40x = 3,500,834,693,404,280
  5. Step 5: Solve for x
    x = 3,500,834,693,404,280/49,328,628.40
  6. Step 6: Final answer
    x = 70,969,633.80

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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.