Home / 55,149,940.80-82,724,911.20-14,760,424.80

Finding the Fourth Proportional to 55,149,940.80, 82,724,911.20 and 14,760,424.80

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Solution

The fourth proportional to 55,149,940.80, 82,724,911.20 and 14,760,424.80 is: 22,140,637.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,149,940.80 : 82,724,911.20 = 14,760,424.80 : x
  2. Step 2: Convert to fraction form
    55,149,940.80/82,724,911.20 = 14,760,424.80/x
  3. Step 3: Cross multiply
    55,149,940.80x = 82,724,911.20 × 14,760,424.80
  4. Step 4: Simplify right side
    55,149,940.80x = 1,221,054,830,854,277.75
  5. Step 5: Solve for x
    x = 1,221,054,830,854,277.75/55,149,940.80
  6. Step 6: Final answer
    x = 22,140,637.20

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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.