Home / 8,633,508.60-11,913,111.18-5,149,256.30

Finding the Fourth Proportional to 8,633,508.60, 11,913,111.18 and 5,149,256.30

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Solution

The fourth proportional to 8,633,508.60, 11,913,111.18 and 5,149,256.30 is: 7,105,299.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,633,508.60 : 11,913,111.18 = 5,149,256.30 : x
  2. Step 2: Convert to fraction form
    8,633,508.60/11,913,111.18 = 5,149,256.30/x
  3. Step 3: Cross multiply
    8,633,508.60x = 11,913,111.18 × 5,149,256.30
  4. Step 4: Simplify right side
    8,633,508.60x = 61,343,662,781,324.05
  5. Step 5: Solve for x
    x = 61,343,662,781,324.05/8,633,508.60
  6. Step 6: Final answer
    x = 7,105,299.32

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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.