Home / 27,889,720.20-41,834,580.30-19,758,672.90

Finding the Fourth Proportional to 27,889,720.20, 41,834,580.30 and 19,758,672.90

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Solution

The fourth proportional to 27,889,720.20, 41,834,580.30 and 19,758,672.90 is: 29,638,009.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,889,720.20 : 41,834,580.30 = 19,758,672.90 : x
  2. Step 2: Convert to fraction form
    27,889,720.20/41,834,580.30 = 19,758,672.90/x
  3. Step 3: Cross multiply
    27,889,720.20x = 41,834,580.30 × 19,758,672.90
  4. Step 4: Simplify right side
    27,889,720.20x = 826,595,788,056,483.75
  5. Step 5: Solve for x
    x = 826,595,788,056,483.75/27,889,720.20
  6. Step 6: Final answer
    x = 29,638,009.35

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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.