Home / 13,021,868.11-17,966,513.01-10,259,993.29

Finding the Fourth Proportional to 13,021,868.11, 17,966,513.01 and 10,259,993.29

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Solution

The fourth proportional to 13,021,868.11, 17,966,513.01 and 10,259,993.29 is: 14,155,903.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,021,868.11 : 17,966,513.01 = 10,259,993.29 : x
  2. Step 2: Convert to fraction form
    13,021,868.11/17,966,513.01 = 10,259,993.29/x
  3. Step 3: Cross multiply
    13,021,868.11x = 17,966,513.01 × 10,259,993.29
  4. Step 4: Simplify right side
    13,021,868.11x = 184,336,302,927,297.72
  5. Step 5: Solve for x
    x = 184,336,302,927,297.72/13,021,868.11
  6. Step 6: Final answer
    x = 14,155,903.08

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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.