Home / 17,391,903.80-24,010,145.20-13,409,477.04

Finding the Fourth Proportional to 17,391,903.80, 24,010,145.20 and 13,409,477.04

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Solution

The fourth proportional to 17,391,903.80, 24,010,145.20 and 13,409,477.04 is: 18,512,262.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,391,903.80 : 24,010,145.20 = 13,409,477.04 : x
  2. Step 2: Convert to fraction form
    17,391,903.80/24,010,145.20 = 13,409,477.04/x
  3. Step 3: Cross multiply
    17,391,903.80x = 24,010,145.20 × 13,409,477.04
  4. Step 4: Simplify right side
    17,391,903.80x = 321,963,490,786,466.19
  5. Step 5: Solve for x
    x = 321,963,490,786,466.19/17,391,903.80
  6. Step 6: Final answer
    x = 18,512,262.63

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1.5x scale

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.