Home / 55,194,164.96-75,616,280.08-53,125,515.68

Finding the Fourth Proportional to 55,194,164.96, 75,616,280.08 and 53,125,515.68

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Solution

The fourth proportional to 55,194,164.96, 75,616,280.08 and 53,125,515.68 is: 72,782,220.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,194,164.96 : 75,616,280.08 = 53,125,515.68 : x
  2. Step 2: Convert to fraction form
    55,194,164.96/75,616,280.08 = 53,125,515.68/x
  3. Step 3: Cross multiply
    55,194,164.96x = 75,616,280.08 × 53,125,515.68
  4. Step 4: Simplify right side
    55,194,164.96x = 4,017,153,873,053,311.50
  5. Step 5: Solve for x
    x = 4,017,153,873,053,311.50/55,194,164.96
  6. Step 6: Final answer
    x = 72,782,220.29

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.