Home / 38,387,256.64-57,580,885.12-12,828,266

Finding the Fourth Proportional to 38,387,256.64, 57,580,885.12 and 12,828,266

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Solution

The fourth proportional to 38,387,256.64, 57,580,885.12 and 12,828,266 is: 19,242,399.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,387,256.64 : 57,580,885.12 = 12,828,266 : x
  2. Step 2: Convert to fraction form
    38,387,256.64/57,580,885.12 = 12,828,266/x
  3. Step 3: Cross multiply
    38,387,256.64x = 57,580,885.12 × 12,828,266
  4. Step 4: Simplify right side
    38,387,256.64x = 738,662,910,834,801.88
  5. Step 5: Solve for x
    x = 738,662,910,834,801.88/38,387,256.64
  6. Step 6: Final answer
    x = 19,242,399.05

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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.