Home / 5,448,498.39-7,518,927.75-3,157,987.68

Finding the Fourth Proportional to 5,448,498.39, 7,518,927.75 and 3,157,987.68

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Solution

The fourth proportional to 5,448,498.39, 7,518,927.75 and 3,157,987.68 is: 4,358,022.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448,498.39 : 7,518,927.75 = 3,157,987.68 : x
  2. Step 2: Convert to fraction form
    5,448,498.39/7,518,927.75 = 3,157,987.68/x
  3. Step 3: Cross multiply
    5,448,498.39x = 7,518,927.75 × 3,157,987.68
  4. Step 4: Simplify right side
    5,448,498.39x = 23,744,681,201,310.12
  5. Step 5: Solve for x
    x = 23,744,681,201,310.12/5,448,498.39
  6. Step 6: Final answer
    x = 4,358,022.98

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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.