Home / 17,918,562.80-26,877,844.20-4,455,390.80

Finding the Fourth Proportional to 17,918,562.80, 26,877,844.20 and 4,455,390.80

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Solution

The fourth proportional to 17,918,562.80, 26,877,844.20 and 4,455,390.80 is: 6,683,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,918,562.80 : 26,877,844.20 = 4,455,390.80 : x
  2. Step 2: Convert to fraction form
    17,918,562.80/26,877,844.20 = 4,455,390.80/x
  3. Step 3: Cross multiply
    17,918,562.80x = 26,877,844.20 × 4,455,390.80
  4. Step 4: Simplify right side
    17,918,562.80x = 119,751,299,772,513.36
  5. Step 5: Solve for x
    x = 119,751,299,772,513.36/17,918,562.80
  6. Step 6: Final answer
    x = 6,683,086.20

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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.