Home / 22,252,980.80-33,384,309.60-12,672,948.80

Finding the Fourth Proportional to 22,252,980.80, 33,384,309.60 and 12,672,948.80

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Solution

The fourth proportional to 22,252,980.80, 33,384,309.60 and 12,672,948.80 is: 19,012,178.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,252,980.80 : 33,384,309.60 = 12,672,948.80 : x
  2. Step 2: Convert to fraction form
    22,252,980.80/33,384,309.60 = 12,672,948.80/x
  3. Step 3: Cross multiply
    22,252,980.80x = 33,384,309.60 × 12,672,948.80
  4. Step 4: Simplify right side
    22,252,980.80x = 423,077,646,284,148.50
  5. Step 5: Solve for x
    x = 423,077,646,284,148.50/22,252,980.80
  6. Step 6: Final answer
    x = 19,012,178.64

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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.