Home / 29,286,932.49-40,402,297.67-18,427,904.01

Finding the Fourth Proportional to 29,286,932.49, 40,402,297.67 and 18,427,904.01

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Solution

The fourth proportional to 29,286,932.49, 40,402,297.67 and 18,427,904.01 is: 25,421,906.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,286,932.49 : 40,402,297.67 = 18,427,904.01 : x
  2. Step 2: Convert to fraction form
    29,286,932.49/40,402,297.67 = 18,427,904.01/x
  3. Step 3: Cross multiply
    29,286,932.49x = 40,402,297.67 × 18,427,904.01
  4. Step 4: Simplify right side
    29,286,932.49x = 744,529,663,154,067.12
  5. Step 5: Solve for x
    x = 744,529,663,154,067.12/29,286,932.49
  6. Step 6: Final answer
    x = 25,421,906.63

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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.