Home / 14,571,013.28-20,109,761.56-8,293,066.96

Finding the Fourth Proportional to 14,571,013.28, 20,109,761.56 and 8,293,066.96

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Solution

The fourth proportional to 14,571,013.28, 20,109,761.56 and 8,293,066.96 is: 11,445,435.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,571,013.28 : 20,109,761.56 = 8,293,066.96 : x
  2. Step 2: Convert to fraction form
    14,571,013.28/20,109,761.56 = 8,293,066.96/x
  3. Step 3: Cross multiply
    14,571,013.28x = 20,109,761.56 × 8,293,066.96
  4. Step 4: Simplify right side
    14,571,013.28x = 166,771,599,166,714.03
  5. Step 5: Solve for x
    x = 166,771,599,166,714.03/14,571,013.28
  6. Step 6: Final answer
    x = 11,445,435.95

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1.5x scale

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.