Home / 18,223,492.88-25,148,945.06-10,075,255.76

Finding the Fourth Proportional to 18,223,492.88, 25,148,945.06 and 10,075,255.76

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Solution

The fourth proportional to 18,223,492.88, 25,148,945.06 and 10,075,255.76 is: 13,904,143.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,223,492.88 : 25,148,945.06 = 10,075,255.76 : x
  2. Step 2: Convert to fraction form
    18,223,492.88/25,148,945.06 = 10,075,255.76/x
  3. Step 3: Cross multiply
    18,223,492.88x = 25,148,945.06 × 10,075,255.76
  4. Step 4: Simplify right side
    18,223,492.88x = 253,382,053,397,567.56
  5. Step 5: Solve for x
    x = 253,382,053,397,567.56/18,223,492.88
  6. Step 6: Final answer
    x = 13,904,143.14

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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.