Home / 14,438,540.88-19,925,189.64-8,637,564.24

Finding the Fourth Proportional to 14,438,540.88, 19,925,189.64 and 8,637,564.24

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Solution

The fourth proportional to 14,438,540.88, 19,925,189.64 and 8,637,564.24 is: 11,919,840.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438,540.88 : 19,925,189.64 = 8,637,564.24 : x
  2. Step 2: Convert to fraction form
    14,438,540.88/19,925,189.64 = 8,637,564.24/x
  3. Step 3: Cross multiply
    14,438,540.88x = 19,925,189.64 × 8,637,564.24
  4. Step 4: Simplify right side
    14,438,540.88x = 172,105,105,509,682.47
  5. Step 5: Solve for x
    x = 172,105,105,509,682.47/14,438,540.88
  6. Step 6: Final answer
    x = 11,919,840.58

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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.