Home / 15,083,642.28-20,825,840.36-14,119,962.60

Finding the Fourth Proportional to 15,083,642.28, 20,825,840.36 and 14,119,962.60

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Solution

The fourth proportional to 15,083,642.28, 20,825,840.36 and 14,119,962.60 is: 19,495,297.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,083,642.28 : 20,825,840.36 = 14,119,962.60 : x
  2. Step 2: Convert to fraction form
    15,083,642.28/20,825,840.36 = 14,119,962.60/x
  3. Step 3: Cross multiply
    15,083,642.28x = 20,825,840.36 × 14,119,962.60
  4. Step 4: Simplify right side
    15,083,642.28x = 294,060,086,996,770.50
  5. Step 5: Solve for x
    x = 294,060,086,996,770.50/15,083,642.28
  6. Step 6: Final answer
    x = 19,495,297.06

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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.