Home / 56,048,022.81-84,003,874.05-39,658,029.39

Finding the Fourth Proportional to 56,048,022.81, 84,003,874.05 and 39,658,029.39

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Solution

The fourth proportional to 56,048,022.81, 84,003,874.05 and 39,658,029.39 is: 59,438,815.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,048,022.81 : 84,003,874.05 = 39,658,029.39 : x
  2. Step 2: Convert to fraction form
    56,048,022.81/84,003,874.05 = 39,658,029.39/x
  3. Step 3: Cross multiply
    56,048,022.81x = 84,003,874.05 × 39,658,029.39
  4. Step 4: Simplify right side
    56,048,022.81x = 3,331,428,105,948,758.50
  5. Step 5: Solve for x
    x = 3,331,428,105,948,758.50/56,048,022.81
  6. Step 6: Final answer
    x = 59,438,815.84

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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.