Home / 12,377,238.41-18,561,653.35-4,288,326.03

Finding the Fourth Proportional to 12,377,238.41, 18,561,653.35 and 4,288,326.03

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Solution

The fourth proportional to 12,377,238.41, 18,561,653.35 and 4,288,326.03 is: 6,431,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,377,238.41 : 18,561,653.35 = 4,288,326.03 : x
  2. Step 2: Convert to fraction form
    12,377,238.41/18,561,653.35 = 4,288,326.03/x
  3. Step 3: Cross multiply
    12,377,238.41x = 18,561,653.35 × 4,288,326.03
  4. Step 4: Simplify right side
    12,377,238.41x = 79,598,421,209,920.89
  5. Step 5: Solve for x
    x = 79,598,421,209,920.89/12,377,238.41
  6. Step 6: Final answer
    x = 6,431,032.40

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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.