Home / 10,085,525.49-15,116,820.97-8,868,717.57

Finding the Fourth Proportional to 10,085,525.49, 15,116,820.97 and 8,868,717.57

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Solution

The fourth proportional to 10,085,525.49, 15,116,820.97 and 8,868,717.57 is: 13,292,992.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,085,525.49 : 15,116,820.97 = 8,868,717.57 : x
  2. Step 2: Convert to fraction form
    10,085,525.49/15,116,820.97 = 8,868,717.57/x
  3. Step 3: Cross multiply
    10,085,525.49x = 15,116,820.97 × 8,868,717.57
  4. Step 4: Simplify right side
    10,085,525.49x = 134,066,815,754,803.69
  5. Step 5: Solve for x
    x = 134,066,815,754,803.69/10,085,525.49
  6. Step 6: Final answer
    x = 13,292,992.60

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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.