Home / 10,179,435.28-15,269,155.80-4,784,123.92

Finding the Fourth Proportional to 10,179,435.28, 15,269,155.80 and 4,784,123.92

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Solution

The fourth proportional to 10,179,435.28, 15,269,155.80 and 4,784,123.92 is: 7,176,187.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,179,435.28 : 15,269,155.80 = 4,784,123.92 : x
  2. Step 2: Convert to fraction form
    10,179,435.28/15,269,155.80 = 4,784,123.92/x
  3. Step 3: Cross multiply
    10,179,435.28x = 15,269,155.80 × 4,784,123.92
  4. Step 4: Simplify right side
    10,179,435.28x = 73,049,533,500,986.73
  5. Step 5: Solve for x
    x = 73,049,533,500,986.73/10,179,435.28
  6. Step 6: Final answer
    x = 7,176,187.23

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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.