Home / 8,197,666.78-12,300,755.82-3,343,534.51

Finding the Fourth Proportional to 8,197,666.78, 12,300,755.82 and 3,343,534.51

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Solution

The fourth proportional to 8,197,666.78, 12,300,755.82 and 3,343,534.51 is: 5,017,037.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197,666.78 : 12,300,755.82 = 3,343,534.51 : x
  2. Step 2: Convert to fraction form
    8,197,666.78/12,300,755.82 = 3,343,534.51/x
  3. Step 3: Cross multiply
    8,197,666.78x = 12,300,755.82 × 3,343,534.51
  4. Step 4: Simplify right side
    8,197,666.78x = 41,128,001,505,031.89
  5. Step 5: Solve for x
    x = 41,128,001,505,031.89/8,197,666.78
  6. Step 6: Final answer
    x = 5,017,037.49

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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.