Home / 19,453,858.20-29,155,549.32-7,925,918.76

Finding the Fourth Proportional to 19,453,858.20, 29,155,549.32 and 7,925,918.76

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Solution

The fourth proportional to 19,453,858.20, 29,155,549.32 and 7,925,918.76 is: 11,878,595.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,453,858.20 : 29,155,549.32 = 7,925,918.76 : x
  2. Step 2: Convert to fraction form
    19,453,858.20/29,155,549.32 = 7,925,918.76/x
  3. Step 3: Cross multiply
    19,453,858.20x = 29,155,549.32 × 7,925,918.76
  4. Step 4: Simplify right side
    19,453,858.20x = 231,084,515,313,493.25
  5. Step 5: Solve for x
    x = 231,084,515,313,493.25/19,453,858.20
  6. Step 6: Final answer
    x = 11,878,595.65

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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.