Home / 17,980,467.60-26,970,701.40-5,201,389.20

Finding the Fourth Proportional to 17,980,467.60, 26,970,701.40 and 5,201,389.20

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Solution

The fourth proportional to 17,980,467.60, 26,970,701.40 and 5,201,389.20 is: 7,802,083.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,980,467.60 : 26,970,701.40 = 5,201,389.20 : x
  2. Step 2: Convert to fraction form
    17,980,467.60/26,970,701.40 = 5,201,389.20/x
  3. Step 3: Cross multiply
    17,980,467.60x = 26,970,701.40 × 5,201,389.20
  4. Step 4: Simplify right side
    17,980,467.60x = 140,285,114,978,384.88
  5. Step 5: Solve for x
    x = 140,285,114,978,384.88/17,980,467.60
  6. Step 6: Final answer
    x = 7,802,083.80

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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.