Home / 55,692,556.93-76,854,537.74-30,911,299.07

Finding the Fourth Proportional to 55,692,556.93, 76,854,537.74 and 30,911,299.07

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Solution

The fourth proportional to 55,692,556.93, 76,854,537.74 and 30,911,299.07 is: 42,656,931.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,692,556.93 : 76,854,537.74 = 30,911,299.07 : x
  2. Step 2: Convert to fraction form
    55,692,556.93/76,854,537.74 = 30,911,299.07/x
  3. Step 3: Cross multiply
    55,692,556.93x = 76,854,537.74 × 30,911,299.07
  4. Step 4: Simplify right side
    55,692,556.93x = 2,375,673,600,813,185.50
  5. Step 5: Solve for x
    x = 2,375,673,600,813,185.50/55,692,556.93
  6. Step 6: Final answer
    x = 42,656,931.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.