Home / 27,887,665.60-41,831,498.40-19,278,321.40

Finding the Fourth Proportional to 27,887,665.60, 41,831,498.40 and 19,278,321.40

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Solution

The fourth proportional to 27,887,665.60, 41,831,498.40 and 19,278,321.40 is: 28,917,482.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,887,665.60 : 41,831,498.40 = 19,278,321.40 : x
  2. Step 2: Convert to fraction form
    27,887,665.60/41,831,498.40 = 19,278,321.40/x
  3. Step 3: Cross multiply
    27,887,665.60x = 41,831,498.40 × 19,278,321.40
  4. Step 4: Simplify right side
    27,887,665.60x = 806,441,070,798,785.62
  5. Step 5: Solve for x
    x = 806,441,070,798,785.62/27,887,665.60
  6. Step 6: Final answer
    x = 28,917,482.10

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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.