Home / 13,626,875.27-20,445,765.82-5,540,472.47

Finding the Fourth Proportional to 13,626,875.27, 20,445,765.82 and 5,540,472.47

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Solution

The fourth proportional to 13,626,875.27, 20,445,765.82 and 5,540,472.47 is: 8,312,925.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,626,875.27 : 20,445,765.82 = 5,540,472.47 : x
  2. Step 2: Convert to fraction form
    13,626,875.27/20,445,765.82 = 5,540,472.47/x
  3. Step 3: Cross multiply
    13,626,875.27x = 20,445,765.82 × 5,540,472.47
  4. Step 4: Simplify right side
    13,626,875.27x = 113,279,202,551,548.14
  5. Step 5: Solve for x
    x = 113,279,202,551,548.14/13,626,875.27
  6. Step 6: Final answer
    x = 8,312,925.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.