Home / 55,519,490.79-83,296,658.07-33,387,106.68

Finding the Fourth Proportional to 55,519,490.79, 83,296,658.07 and 33,387,106.68

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Solution

The fourth proportional to 55,519,490.79, 83,296,658.07 and 33,387,106.68 is: 50,091,136.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,519,490.79 : 83,296,658.07 = 33,387,106.68 : x
  2. Step 2: Convert to fraction form
    55,519,490.79/83,296,658.07 = 33,387,106.68/x
  3. Step 3: Cross multiply
    55,519,490.79x = 83,296,658.07 × 33,387,106.68
  4. Step 4: Simplify right side
    55,519,490.79x = 2,781,034,409,070,572.50
  5. Step 5: Solve for x
    x = 2,781,034,409,070,572.50/55,519,490.79
  6. Step 6: Final answer
    x = 50,091,136.82

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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.