Home / 13,497,740.80-20,248,387.20-4,984,057.60

Finding the Fourth Proportional to 13,497,740.80, 20,248,387.20 and 4,984,057.60

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Solution

The fourth proportional to 13,497,740.80, 20,248,387.20 and 4,984,057.60 is: 7,476,742.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,497,740.80 : 20,248,387.20 = 4,984,057.60 : x
  2. Step 2: Convert to fraction form
    13,497,740.80/20,248,387.20 = 4,984,057.60/x
  3. Step 3: Cross multiply
    13,497,740.80x = 20,248,387.20 × 4,984,057.60
  4. Step 4: Simplify right side
    13,497,740.80x = 100,919,128,111,902.70
  5. Step 5: Solve for x
    x = 100,919,128,111,902.70/13,497,740.80
  6. Step 6: Final answer
    x = 7,476,742.19

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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.