Home / 31,125,619.80-46,695,428.10-9,561,216.60

Finding the Fourth Proportional to 31,125,619.80, 46,695,428.10 and 9,561,216.60

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Solution

The fourth proportional to 31,125,619.80, 46,695,428.10 and 9,561,216.60 is: 14,343,974.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,125,619.80 : 46,695,428.10 = 9,561,216.60 : x
  2. Step 2: Convert to fraction form
    31,125,619.80/46,695,428.10 = 9,561,216.60/x
  3. Step 3: Cross multiply
    31,125,619.80x = 46,695,428.10 × 9,561,216.60
  4. Step 4: Simplify right side
    31,125,619.80x = 446,465,102,293,826.44
  5. Step 5: Solve for x
    x = 446,465,102,293,826.44/31,125,619.80
  6. Step 6: Final answer
    x = 14,343,974.68

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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.