Home / 22,570,704-31,157,107.20-15,238,470.48

Finding the Fourth Proportional to 22,570,704, 31,157,107.20 and 15,238,470.48

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Solution

The fourth proportional to 22,570,704, 31,157,107.20 and 15,238,470.48 is: 21,035,527.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,570,704 : 31,157,107.20 = 15,238,470.48 : x
  2. Step 2: Convert to fraction form
    22,570,704/31,157,107.20 = 15,238,470.48/x
  3. Step 3: Cross multiply
    22,570,704x = 31,157,107.20 × 15,238,470.48
  4. Step 4: Simplify right side
    22,570,704x = 474,786,658,309,395.44
  5. Step 5: Solve for x
    x = 474,786,658,309,395.44/22,570,704
  6. Step 6: Final answer
    x = 21,035,527.22

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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.