Home / 10,499,966.32-15,752,261.58-3,213,481.90

Finding the Fourth Proportional to 10,499,966.32, 15,752,261.58 and 3,213,481.90

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Solution

The fourth proportional to 10,499,966.32, 15,752,261.58 and 3,213,481.90 is: 4,820,930.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,499,966.32 : 15,752,261.58 = 3,213,481.90 : x
  2. Step 2: Convert to fraction form
    10,499,966.32/15,752,261.58 = 3,213,481.90/x
  3. Step 3: Cross multiply
    10,499,966.32x = 15,752,261.58 × 3,213,481.90
  4. Step 4: Simplify right side
    10,499,966.32x = 50,619,607,471,395.40
  5. Step 5: Solve for x
    x = 50,619,607,471,395.40/10,499,966.32
  6. Step 6: Final answer
    x = 4,820,930.46

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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.