Home / 39,791,076.90-54,911,297.98-22,149,699.72

Finding the Fourth Proportional to 39,791,076.90, 54,911,297.98 and 22,149,699.72

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Solution

The fourth proportional to 39,791,076.90, 54,911,297.98 and 22,149,699.72 is: 30,566,369.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,791,076.90 : 54,911,297.98 = 22,149,699.72 : x
  2. Step 2: Convert to fraction form
    39,791,076.90/54,911,297.98 = 22,149,699.72/x
  3. Step 3: Cross multiply
    39,791,076.90x = 54,911,297.98 × 22,149,699.72
  4. Step 4: Simplify right side
    39,791,076.90x = 1,216,268,761,492,442.50
  5. Step 5: Solve for x
    x = 1,216,268,761,492,442.50/39,791,076.90
  6. Step 6: Final answer
    x = 30,566,369.55

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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.