Home / 28,628,211.60-42,914,323.80-25,604,902.80

Finding the Fourth Proportional to 28,628,211.60, 42,914,323.80 and 25,604,902.80

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Solution

The fourth proportional to 28,628,211.60, 42,914,323.80 and 25,604,902.80 is: 38,382,316.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,628,211.60 : 42,914,323.80 = 25,604,902.80 : x
  2. Step 2: Convert to fraction form
    28,628,211.60/42,914,323.80 = 25,604,902.80/x
  3. Step 3: Cross multiply
    28,628,211.60x = 42,914,323.80 × 25,604,902.80
  4. Step 4: Simplify right side
    28,628,211.60x = 1,098,817,089,626,726.62
  5. Step 5: Solve for x
    x = 1,098,817,089,626,726.62/28,628,211.60
  6. Step 6: Final answer
    x = 38,382,316.89

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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.