Home / 18,466,356.70-25,484,891.52-10,206,241.30

Finding the Fourth Proportional to 18,466,356.70, 25,484,891.52 and 10,206,241.30

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Solution

The fourth proportional to 18,466,356.70, 25,484,891.52 and 10,206,241.30 is: 14,085,342.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,466,356.70 : 25,484,891.52 = 10,206,241.30 : x
  2. Step 2: Convert to fraction form
    18,466,356.70/25,484,891.52 = 10,206,241.30/x
  3. Step 3: Cross multiply
    18,466,356.70x = 25,484,891.52 × 10,206,241.30
  4. Step 4: Simplify right side
    18,466,356.70x = 260,104,952,357,443.78
  5. Step 5: Solve for x
    x = 260,104,952,357,443.78/18,466,356.70
  6. Step 6: Final answer
    x = 14,085,342.15

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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.