Home / 11,991,042.28-17,983,567.20-4,705,981.66

Finding the Fourth Proportional to 11,991,042.28, 17,983,567.20 and 4,705,981.66

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Solution

The fourth proportional to 11,991,042.28, 17,983,567.20 and 4,705,981.66 is: 7,057,796.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,991,042.28 : 17,983,567.20 = 4,705,981.66 : x
  2. Step 2: Convert to fraction form
    11,991,042.28/17,983,567.20 = 4,705,981.66/x
  3. Step 3: Cross multiply
    11,991,042.28x = 17,983,567.20 × 4,705,981.66
  4. Step 4: Simplify right side
    11,991,042.28x = 84,630,337,424,577.55
  5. Step 5: Solve for x
    x = 84,630,337,424,577.55/11,991,042.28
  6. Step 6: Final answer
    x = 7,057,796.60

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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.