Home / 12,343,586.67-18,516,267.27-4,256,445.27

Finding the Fourth Proportional to 12,343,586.67, 18,516,267.27 and 4,256,445.27

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Solution

The fourth proportional to 12,343,586.67, 18,516,267.27 and 4,256,445.27 is: 6,384,973.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,343,586.67 : 18,516,267.27 = 4,256,445.27 : x
  2. Step 2: Convert to fraction form
    12,343,586.67/18,516,267.27 = 4,256,445.27/x
  3. Step 3: Cross multiply
    12,343,586.67x = 18,516,267.27 × 4,256,445.27
  4. Step 4: Simplify right side
    12,343,586.67x = 78,813,478,239,447.30
  5. Step 5: Solve for x
    x = 78,813,478,239,447.30/12,343,586.67
  6. Step 6: Final answer
    x = 6,384,973.86

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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.