Home / 14,665,509.92-20,240,836.08-8,553,938.24

Finding the Fourth Proportional to 14,665,509.92, 20,240,836.08 and 8,553,938.24

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Solution

The fourth proportional to 14,665,509.92, 20,240,836.08 and 8,553,938.24 is: 11,805,853.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,665,509.92 : 20,240,836.08 = 8,553,938.24 : x
  2. Step 2: Convert to fraction form
    14,665,509.92/20,240,836.08 = 8,553,938.24/x
  3. Step 3: Cross multiply
    14,665,509.92x = 20,240,836.08 × 8,553,938.24
  4. Step 4: Simplify right side
    14,665,509.92x = 173,138,861,754,283.69
  5. Step 5: Solve for x
    x = 173,138,861,754,283.69/14,665,509.92
  6. Step 6: Final answer
    x = 11,805,853.51

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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.