Home / 31,284,448.40-46,930,171.80-9,718,878.80

Finding the Fourth Proportional to 31,284,448.40, 46,930,171.80 and 9,718,878.80

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Solution

The fourth proportional to 31,284,448.40, 46,930,171.80 and 9,718,878.80 is: 14,579,405.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,284,448.40 : 46,930,171.80 = 9,718,878.80 : x
  2. Step 2: Convert to fraction form
    31,284,448.40/46,930,171.80 = 9,718,878.80/x
  3. Step 3: Cross multiply
    31,284,448.40x = 46,930,171.80 × 9,718,878.80
  4. Step 4: Simplify right side
    31,284,448.40x = 456,108,651,787,377.88
  5. Step 5: Solve for x
    x = 456,108,651,787,377.88/31,284,448.40
  6. Step 6: Final answer
    x = 14,579,405.27

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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.