Home / 8,735,029.20-13,102,543.80-8,343,118.80

Finding the Fourth Proportional to 8,735,029.20, 13,102,543.80 and 8,343,118.80

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Solution

The fourth proportional to 8,735,029.20, 13,102,543.80 and 8,343,118.80 is: 12,514,678.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735,029.20 : 13,102,543.80 = 8,343,118.80 : x
  2. Step 2: Convert to fraction form
    8,735,029.20/13,102,543.80 = 8,343,118.80/x
  3. Step 3: Cross multiply
    8,735,029.20x = 13,102,543.80 × 8,343,118.80
  4. Step 4: Simplify right side
    8,735,029.20x = 109,316,079,505,603.44
  5. Step 5: Solve for x
    x = 109,316,079,505,603.44/8,735,029.20
  6. Step 6: Final answer
    x = 12,514,678.20

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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.