Home / 22,105,020.04-30,504,212.48-12,687,361.27

Finding the Fourth Proportional to 22,105,020.04, 30,504,212.48 and 12,687,361.27

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Solution

The fourth proportional to 22,105,020.04, 30,504,212.48 and 12,687,361.27 is: 17,508,148.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,105,020.04 : 30,504,212.48 = 12,687,361.27 : x
  2. Step 2: Convert to fraction form
    22,105,020.04/30,504,212.48 = 12,687,361.27/x
  3. Step 3: Cross multiply
    22,105,020.04x = 30,504,212.48 × 12,687,361.27
  4. Step 4: Simplify right side
    22,105,020.04x = 387,017,963,946,060.56
  5. Step 5: Solve for x
    x = 387,017,963,946,060.56/22,105,020.04
  6. Step 6: Final answer
    x = 17,508,148.07

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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.