Home / 7,142,857.83-10,714,508.94-3,398,676.92

Finding the Fourth Proportional to 7,142,857.83, 10,714,508.94 and 3,398,676.92

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Solution

The fourth proportional to 7,142,857.83, 10,714,508.94 and 3,398,676.92 is: 5,098,121.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,142,857.83 : 10,714,508.94 = 3,398,676.92 : x
  2. Step 2: Convert to fraction form
    7,142,857.83/10,714,508.94 = 3,398,676.92/x
  3. Step 3: Cross multiply
    7,142,857.83x = 10,714,508.94 × 3,398,676.92
  4. Step 4: Simplify right side
    7,142,857.83x = 36,415,154,226,518.28
  5. Step 5: Solve for x
    x = 36,415,154,226,518.28/7,142,857.83
  6. Step 6: Final answer
    x = 5,098,121.10

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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.