Home / 22,960,985.32-31,686,161.45-12,647,708.41

Finding the Fourth Proportional to 22,960,985.32, 31,686,161.45 and 12,647,708.41

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Solution

The fourth proportional to 22,960,985.32, 31,686,161.45 and 12,647,708.41 is: 17,453,838.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,960,985.32 : 31,686,161.45 = 12,647,708.41 : x
  2. Step 2: Convert to fraction form
    22,960,985.32/31,686,161.45 = 12,647,708.41/x
  3. Step 3: Cross multiply
    22,960,985.32x = 31,686,161.45 × 12,647,708.41
  4. Step 4: Simplify right side
    22,960,985.32x = 400,757,330,651,782.81
  5. Step 5: Solve for x
    x = 400,757,330,651,782.81/22,960,985.32
  6. Step 6: Final answer
    x = 17,453,838.55

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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.