Home / 14,983,321.52-20,677,019.64-8,107,877.36

Finding the Fourth Proportional to 14,983,321.52, 20,677,019.64 and 8,107,877.36

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Solution

The fourth proportional to 14,983,321.52, 20,677,019.64 and 8,107,877.36 is: 11,188,890.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,983,321.52 : 20,677,019.64 = 8,107,877.36 : x
  2. Step 2: Convert to fraction form
    14,983,321.52/20,677,019.64 = 8,107,877.36/x
  3. Step 3: Cross multiply
    14,983,321.52x = 20,677,019.64 × 8,107,877.36
  4. Step 4: Simplify right side
    14,983,321.52x = 167,646,739,411,431.38
  5. Step 5: Solve for x
    x = 167,646,739,411,431.38/14,983,321.52
  6. Step 6: Final answer
    x = 11,188,890.21

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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.