Home / 18,429,268.23-25,432,929.79-10,057,177.46

Finding the Fourth Proportional to 18,429,268.23, 25,432,929.79 and 10,057,177.46

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Solution

The fourth proportional to 18,429,268.23, 25,432,929.79 and 10,057,177.46 is: 13,879,199.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,429,268.23 : 25,432,929.79 = 10,057,177.46 : x
  2. Step 2: Convert to fraction form
    18,429,268.23/25,432,929.79 = 10,057,177.46/x
  3. Step 3: Cross multiply
    18,429,268.23x = 25,432,929.79 × 10,057,177.46
  4. Step 4: Simplify right side
    18,429,268.23x = 255,783,488,264,189.94
  5. Step 5: Solve for x
    x = 255,783,488,264,189.94/18,429,268.23
  6. Step 6: Final answer
    x = 13,879,199.38

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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.