Home / 13,269,467.60-19,866,876.60-11,925,774.80

Finding the Fourth Proportional to 13,269,467.60, 19,866,876.60 and 11,925,774.80

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Solution

The fourth proportional to 13,269,467.60, 19,866,876.60 and 11,925,774.80 is: 17,855,116.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,269,467.60 : 19,866,876.60 = 11,925,774.80 : x
  2. Step 2: Convert to fraction form
    13,269,467.60/19,866,876.60 = 11,925,774.80/x
  3. Step 3: Cross multiply
    13,269,467.60x = 19,866,876.60 × 11,925,774.80
  4. Step 4: Simplify right side
    13,269,467.60x = 236,927,896,310,989.72
  5. Step 5: Solve for x
    x = 236,927,896,310,989.72/13,269,467.60
  6. Step 6: Final answer
    x = 17,855,116.98

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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.