Home / 28,970,055.42-39,968,788.97-17,952,785.26

Finding the Fourth Proportional to 28,970,055.42, 39,968,788.97 and 17,952,785.26

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Solution

The fourth proportional to 28,970,055.42, 39,968,788.97 and 17,952,785.26 is: 24,768,716.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,970,055.42 : 39,968,788.97 = 17,952,785.26 : x
  2. Step 2: Convert to fraction form
    28,970,055.42/39,968,788.97 = 17,952,785.26/x
  3. Step 3: Cross multiply
    28,970,055.42x = 39,968,788.97 × 17,952,785.26
  4. Step 4: Simplify right side
    28,970,055.42x = 717,551,085,480,666.62
  5. Step 5: Solve for x
    x = 717,551,085,480,666.62/28,970,055.42
  6. Step 6: Final answer
    x = 24,768,716.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.