Home / 7,195,905.66-9,929,390.40-4,621,074.12

Finding the Fourth Proportional to 7,195,905.66, 9,929,390.40 and 4,621,074.12

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Solution

The fourth proportional to 7,195,905.66, 9,929,390.40 and 4,621,074.12 is: 6,376,466.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,195,905.66 : 9,929,390.40 = 4,621,074.12 : x
  2. Step 2: Convert to fraction form
    7,195,905.66/9,929,390.40 = 4,621,074.12/x
  3. Step 3: Cross multiply
    7,195,905.66x = 9,929,390.40 × 4,621,074.12
  4. Step 4: Simplify right side
    7,195,905.66x = 45,884,449,004,816.45
  5. Step 5: Solve for x
    x = 45,884,449,004,816.45/7,195,905.66
  6. Step 6: Final answer
    x = 6,376,466.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.