Home / 18,355,853.07-25,331,098.28-10,206,916.11

Finding the Fourth Proportional to 18,355,853.07, 25,331,098.28 and 10,206,916.11

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Solution

The fourth proportional to 18,355,853.07, 25,331,098.28 and 10,206,916.11 is: 14,085,555.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,355,853.07 : 25,331,098.28 = 10,206,916.11 : x
  2. Step 2: Convert to fraction form
    18,355,853.07/25,331,098.28 = 10,206,916.11/x
  3. Step 3: Cross multiply
    18,355,853.07x = 25,331,098.28 × 10,206,916.11
  4. Step 4: Simplify right side
    18,355,853.07x = 258,552,395,067,090.69
  5. Step 5: Solve for x
    x = 258,552,395,067,090.69/18,355,853.07
  6. Step 6: Final answer
    x = 14,085,555.93

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1.5x scale

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.