Home / 18,460,634.86-25,477,128.94-10,513,512.65

Finding the Fourth Proportional to 18,460,634.86, 25,477,128.94 and 10,513,512.65

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Solution

The fourth proportional to 18,460,634.86, 25,477,128.94 and 10,513,512.65 is: 14,509,474.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,460,634.86 : 25,477,128.94 = 10,513,512.65 : x
  2. Step 2: Convert to fraction form
    18,460,634.86/25,477,128.94 = 10,513,512.65/x
  3. Step 3: Cross multiply
    18,460,634.86x = 25,477,128.94 × 10,513,512.65
  4. Step 4: Simplify right side
    18,460,634.86x = 267,854,117,396,371.12
  5. Step 5: Solve for x
    x = 267,854,117,396,371.12/18,460,634.86
  6. Step 6: Final answer
    x = 14,509,474.86

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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.