Home / 19,546,520.90-29,331,214.95-8,186,015.30

Finding the Fourth Proportional to 19,546,520.90, 29,331,214.95 and 8,186,015.30

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Solution

The fourth proportional to 19,546,520.90, 29,331,214.95 and 8,186,015.30 is: 12,283,811.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,546,520.90 : 29,331,214.95 = 8,186,015.30 : x
  2. Step 2: Convert to fraction form
    19,546,520.90/29,331,214.95 = 8,186,015.30/x
  3. Step 3: Cross multiply
    19,546,520.90x = 29,331,214.95 × 8,186,015.30
  4. Step 4: Simplify right side
    19,546,520.90x = 240,105,774,348,288.72
  5. Step 5: Solve for x
    x = 240,105,774,348,288.72/19,546,520.90
  6. Step 6: Final answer
    x = 12,283,811.30

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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.