Home / 25,909,328.80-38,863,993.20-25,531,415.20

Finding the Fourth Proportional to 25,909,328.80, 38,863,993.20 and 25,531,415.20

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Solution

The fourth proportional to 25,909,328.80, 38,863,993.20 and 25,531,415.20 is: 38,297,122.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,909,328.80 : 38,863,993.20 = 25,531,415.20 : x
  2. Step 2: Convert to fraction form
    25,909,328.80/38,863,993.20 = 25,531,415.20/x
  3. Step 3: Cross multiply
    25,909,328.80x = 38,863,993.20 × 25,531,415.20
  4. Step 4: Simplify right side
    25,909,328.80x = 992,252,746,719,176.62
  5. Step 5: Solve for x
    x = 992,252,746,719,176.62/25,909,328.80
  6. Step 6: Final answer
    x = 38,297,122.80

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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.