Home / 12,755,653.12-19,133,551.11-3,171,031.30

Finding the Fourth Proportional to 12,755,653.12, 19,133,551.11 and 3,171,031.30

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Solution

The fourth proportional to 12,755,653.12, 19,133,551.11 and 3,171,031.30 is: 4,756,564.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,755,653.12 : 19,133,551.11 = 3,171,031.30 : x
  2. Step 2: Convert to fraction form
    12,755,653.12/19,133,551.11 = 3,171,031.30/x
  3. Step 3: Cross multiply
    12,755,653.12x = 19,133,551.11 × 3,171,031.30
  4. Step 4: Simplify right side
    12,755,653.12x = 60,673,089,354,291.98
  5. Step 5: Solve for x
    x = 60,673,089,354,291.98/12,755,653.12
  6. Step 6: Final answer
    x = 4,756,564.70

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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.