Home / 12,755,653.62-19,133,551.86-3,171,031.80

Finding the Fourth Proportional to 12,755,653.62, 19,133,551.86 and 3,171,031.80

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Solution

The fourth proportional to 12,755,653.62, 19,133,551.86 and 3,171,031.80 is: 4,756,565.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,755,653.62 : 19,133,551.86 = 3,171,031.80 : x
  2. Step 2: Convert to fraction form
    12,755,653.62/19,133,551.86 = 3,171,031.80/x
  3. Step 3: Cross multiply
    12,755,653.62x = 19,133,551.86 × 3,171,031.80
  4. Step 4: Simplify right side
    12,755,653.62x = 60,673,101,395,009.14
  5. Step 5: Solve for x
    x = 60,673,101,395,009.14/12,755,653.62
  6. Step 6: Final answer
    x = 4,756,565.46

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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.