Home / 18,473,462.12-25,492,577.22-10,100,678.42

Finding the Fourth Proportional to 18,473,462.12, 25,492,577.22 and 10,100,678.42

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Solution

The fourth proportional to 18,473,462.12, 25,492,577.22 and 10,100,678.42 is: 13,938,498.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,473,462.12 : 25,492,577.22 = 10,100,678.42 : x
  2. Step 2: Convert to fraction form
    18,473,462.12/25,492,577.22 = 10,100,678.42/x
  3. Step 3: Cross multiply
    18,473,462.12x = 25,492,577.22 × 10,100,678.42
  4. Step 4: Simplify right side
    18,473,462.12x = 257,492,324,468,774.66
  5. Step 5: Solve for x
    x = 257,492,324,468,774.66/18,473,462.12
  6. Step 6: Final answer
    x = 13,938,498.53

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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.