Home / 15,800,467.13-21,804,644.66-8,557,123.13

Finding the Fourth Proportional to 15,800,467.13, 21,804,644.66 and 8,557,123.13

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Solution

The fourth proportional to 15,800,467.13, 21,804,644.66 and 8,557,123.13 is: 11,808,829.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,800,467.13 : 21,804,644.66 = 8,557,123.13 : x
  2. Step 2: Convert to fraction form
    15,800,467.13/21,804,644.66 = 8,557,123.13/x
  3. Step 3: Cross multiply
    15,800,467.13x = 21,804,644.66 × 8,557,123.13
  4. Step 4: Simplify right side
    15,800,467.13x = 186,585,029,009,708.16
  5. Step 5: Solve for x
    x = 186,585,029,009,708.16/15,800,467.13
  6. Step 6: Final answer
    x = 11,808,829.92

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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.