Home / 7,617,119.28-10,511,818.06-4,179,359.40

Finding the Fourth Proportional to 7,617,119.28, 10,511,818.06 and 4,179,359.40

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Solution

The fourth proportional to 7,617,119.28, 10,511,818.06 and 4,179,359.40 is: 5,767,622.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617,119.28 : 10,511,818.06 = 4,179,359.40 : x
  2. Step 2: Convert to fraction form
    7,617,119.28/10,511,818.06 = 4,179,359.40/x
  3. Step 3: Cross multiply
    7,617,119.28x = 10,511,818.06 × 4,179,359.40
  4. Step 4: Simplify right side
    7,617,119.28x = 43,932,665,620,150.77
  5. Step 5: Solve for x
    x = 43,932,665,620,150.77/7,617,119.28
  6. Step 6: Final answer
    x = 5,767,622.12

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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.