Home / 7,279,676.80-10,876,871.86-7,025,090.86

Finding the Fourth Proportional to 7,279,676.80, 10,876,871.86 and 7,025,090.86

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Solution

The fourth proportional to 7,279,676.80, 10,876,871.86 and 7,025,090.86 is: 10,496,484.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,279,676.80 : 10,876,871.86 = 7,025,090.86 : x
  2. Step 2: Convert to fraction form
    7,279,676.80/10,876,871.86 = 7,025,090.86/x
  3. Step 3: Cross multiply
    7,279,676.80x = 10,876,871.86 × 7,025,090.86
  4. Step 4: Simplify right side
    7,279,676.80x = 76,411,013,089,077.20
  5. Step 5: Solve for x
    x = 76,411,013,089,077.20/7,279,676.80
  6. Step 6: Final answer
    x = 10,496,484.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.