Home / 76,383,962.64-114,574,822.08-18,876,232.26

Finding the Fourth Proportional to 76,383,962.64, 114,574,822.08 and 18,876,232.26

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Solution

The fourth proportional to 76,383,962.64, 114,574,822.08 and 18,876,232.26 is: 28,314,071.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,383,962.64 : 114,574,822.08 = 18,876,232.26 : x
  2. Step 2: Convert to fraction form
    76,383,962.64/114,574,822.08 = 18,876,232.26/x
  3. Step 3: Cross multiply
    76,383,962.64x = 114,574,822.08 × 18,876,232.26
  4. Step 4: Simplify right side
    76,383,962.64x = 2,162,740,952,730,256.50
  5. Step 5: Solve for x
    x = 2,162,740,952,730,256.50/76,383,962.64
  6. Step 6: Final answer
    x = 28,314,071.15

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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.