Home / 18,223,492.32-25,148,944.28-10,075,255.20

Finding the Fourth Proportional to 18,223,492.32, 25,148,944.28 and 10,075,255.20

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Solution

The fourth proportional to 18,223,492.32, 25,148,944.28 and 10,075,255.20 is: 13,904,142.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,223,492.32 : 25,148,944.28 = 10,075,255.20 : x
  2. Step 2: Convert to fraction form
    18,223,492.32/25,148,944.28 = 10,075,255.20/x
  3. Step 3: Cross multiply
    18,223,492.32x = 25,148,944.28 × 10,075,255.20
  4. Step 4: Simplify right side
    18,223,492.32x = 253,382,031,581,203.94
  5. Step 5: Solve for x
    x = 253,382,031,581,203.94/18,223,492.32
  6. Step 6: Final answer
    x = 13,904,142.36

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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.