Home / 10,790,643.10-16,185,964.65-10,292,979.10

Finding the Fourth Proportional to 10,790,643.10, 16,185,964.65 and 10,292,979.10

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Solution

The fourth proportional to 10,790,643.10, 16,185,964.65 and 10,292,979.10 is: 15,439,468.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790,643.10 : 16,185,964.65 = 10,292,979.10 : x
  2. Step 2: Convert to fraction form
    10,790,643.10/16,185,964.65 = 10,292,979.10/x
  3. Step 3: Cross multiply
    10,790,643.10x = 16,185,964.65 × 10,292,979.10
  4. Step 4: Simplify right side
    10,790,643.10x = 166,601,795,855,788.81
  5. Step 5: Solve for x
    x = 166,601,795,855,788.81/10,790,643.10
  6. Step 6: Final answer
    x = 15,439,468.65

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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.