Home / 45,873,085.40-68,809,628.10-18,592,447.40

Finding the Fourth Proportional to 45,873,085.40, 68,809,628.10 and 18,592,447.40

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Solution

The fourth proportional to 45,873,085.40, 68,809,628.10 and 18,592,447.40 is: 27,888,671.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,873,085.40 : 68,809,628.10 = 18,592,447.40 : x
  2. Step 2: Convert to fraction form
    45,873,085.40/68,809,628.10 = 18,592,447.40/x
  3. Step 3: Cross multiply
    45,873,085.40x = 68,809,628.10 × 18,592,447.40
  4. Step 4: Simplify right side
    45,873,085.40x = 1,279,339,391,062,811.75
  5. Step 5: Solve for x
    x = 1,279,339,391,062,811.75/45,873,085.40
  6. Step 6: Final answer
    x = 27,888,671.10

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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.