Home / 55,118,070.66-82,689,062.60-16,778,588.31

Finding the Fourth Proportional to 55,118,070.66, 82,689,062.60 and 16,778,588.31

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Solution

The fourth proportional to 55,118,070.66, 82,689,062.60 and 16,778,588.31 is: 25,171,522.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,118,070.66 : 82,689,062.60 = 16,778,588.31 : x
  2. Step 2: Convert to fraction form
    55,118,070.66/82,689,062.60 = 16,778,588.31/x
  3. Step 3: Cross multiply
    55,118,070.66x = 82,689,062.60 × 16,778,588.31
  4. Step 4: Simplify right side
    55,118,070.66x = 1,387,405,739,228,048
  5. Step 5: Solve for x
    x = 1,387,405,739,228,048/55,118,070.66
  6. Step 6: Final answer
    x = 25,171,522.20

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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.