Home / 38,379,255.96-57,547,801.92-18,905,633.88

Finding the Fourth Proportional to 38,379,255.96, 57,547,801.92 and 18,905,633.88

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Solution

The fourth proportional to 38,379,255.96, 57,547,801.92 and 18,905,633.88 is: 28,348,065.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,379,255.96 : 57,547,801.92 = 18,905,633.88 : x
  2. Step 2: Convert to fraction form
    38,379,255.96/57,547,801.92 = 18,905,633.88/x
  3. Step 3: Cross multiply
    38,379,255.96x = 57,547,801.92 × 18,905,633.88
  4. Step 4: Simplify right side
    38,379,255.96x = 1,087,977,673,698,281
  5. Step 5: Solve for x
    x = 1,087,977,673,698,281/38,379,255.96
  6. Step 6: Final answer
    x = 28,348,065.81

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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.