Home / 16,965,585.20-25,448,377.80-10,163,140.40

Finding the Fourth Proportional to 16,965,585.20, 25,448,377.80 and 10,163,140.40

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Solution

The fourth proportional to 16,965,585.20, 25,448,377.80 and 10,163,140.40 is: 15,244,710.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,965,585.20 : 25,448,377.80 = 10,163,140.40 : x
  2. Step 2: Convert to fraction form
    16,965,585.20/25,448,377.80 = 10,163,140.40/x
  3. Step 3: Cross multiply
    16,965,585.20x = 25,448,377.80 × 10,163,140.40
  4. Step 4: Simplify right side
    16,965,585.20x = 258,635,436,533,643.12
  5. Step 5: Solve for x
    x = 258,635,436,533,643.12/16,965,585.20
  6. Step 6: Final answer
    x = 15,244,710.60

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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.