Home / 8,735,010.20-13,102,515.30-8,343,099.80

Finding the Fourth Proportional to 8,735,010.20, 13,102,515.30 and 8,343,099.80

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Solution

The fourth proportional to 8,735,010.20, 13,102,515.30 and 8,343,099.80 is: 12,514,649.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735,010.20 : 13,102,515.30 = 8,343,099.80 : x
  2. Step 2: Convert to fraction form
    8,735,010.20/13,102,515.30 = 8,343,099.80/x
  3. Step 3: Cross multiply
    8,735,010.20x = 13,102,515.30 × 8,343,099.80
  4. Step 4: Simplify right side
    8,735,010.20x = 109,315,592,778,926.94
  5. Step 5: Solve for x
    x = 109,315,592,778,926.94/8,735,010.20
  6. Step 6: Final answer
    x = 12,514,649.70

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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.