Home / 15,355,716.24-21,199,537.32-10,652,906.40

Finding the Fourth Proportional to 15,355,716.24, 21,199,537.32 and 10,652,906.40

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Solution

The fourth proportional to 15,355,716.24, 21,199,537.32 and 10,652,906.40 is: 14,707,010.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,355,716.24 : 21,199,537.32 = 10,652,906.40 : x
  2. Step 2: Convert to fraction form
    15,355,716.24/21,199,537.32 = 10,652,906.40/x
  3. Step 3: Cross multiply
    15,355,716.24x = 21,199,537.32 × 10,652,906.40
  4. Step 4: Simplify right side
    15,355,716.24x = 225,836,686,793,266.84
  5. Step 5: Solve for x
    x = 225,836,686,793,266.84/15,355,716.24
  6. Step 6: Final answer
    x = 14,707,010.94

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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.