Home / 8,380,404.36-12,573,798.14-2,916,106.22

Finding the Fourth Proportional to 8,380,404.36, 12,573,798.14 and 2,916,106.22

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Solution

The fourth proportional to 8,380,404.36, 12,573,798.14 and 2,916,106.22 is: 4,375,269.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,380,404.36 : 12,573,798.14 = 2,916,106.22 : x
  2. Step 2: Convert to fraction form
    8,380,404.36/12,573,798.14 = 2,916,106.22/x
  3. Step 3: Cross multiply
    8,380,404.36x = 12,573,798.14 × 2,916,106.22
  4. Step 4: Simplify right side
    8,380,404.36x = 36,666,531,003,803.20
  5. Step 5: Solve for x
    x = 36,666,531,003,803.20/8,380,404.36
  6. Step 6: Final answer
    x = 4,375,269.91

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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.