Home / 69,865,403.80-104,798,105.70-39,632,315.80

Finding the Fourth Proportional to 69,865,403.80, 104,798,105.70 and 39,632,315.80

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Solution

The fourth proportional to 69,865,403.80, 104,798,105.70 and 39,632,315.80 is: 59,448,473.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,865,403.80 : 104,798,105.70 = 39,632,315.80 : x
  2. Step 2: Convert to fraction form
    69,865,403.80/104,798,105.70 = 39,632,315.80/x
  3. Step 3: Cross multiply
    69,865,403.80x = 104,798,105.70 × 39,632,315.80
  4. Step 4: Simplify right side
    69,865,403.80x = 4,153,391,620,344,180
  5. Step 5: Solve for x
    x = 4,153,391,620,344,180/69,865,403.80
  6. Step 6: Final answer
    x = 59,448,473.70

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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.