Home / 38,530,129.85-53,179,303.80-22,857,853.41

Finding the Fourth Proportional to 38,530,129.85, 53,179,303.80 and 22,857,853.41

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Solution

The fourth proportional to 38,530,129.85, 53,179,303.80 and 22,857,853.41 is: 31,548,420.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,530,129.85 : 53,179,303.80 = 22,857,853.41 : x
  2. Step 2: Convert to fraction form
    38,530,129.85/53,179,303.80 = 22,857,853.41/x
  3. Step 3: Cross multiply
    38,530,129.85x = 53,179,303.80 × 22,857,853.41
  4. Step 4: Simplify right side
    38,530,129.85x = 1,215,564,730,706,256
  5. Step 5: Solve for x
    x = 1,215,564,730,706,256/38,530,129.85
  6. Step 6: Final answer
    x = 31,548,420.30

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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.