Home / 13,377,820.20-20,066,730.30-9,346,741.80

Finding the Fourth Proportional to 13,377,820.20, 20,066,730.30 and 9,346,741.80

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Solution

The fourth proportional to 13,377,820.20, 20,066,730.30 and 9,346,741.80 is: 14,020,112.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,377,820.20 : 20,066,730.30 = 9,346,741.80 : x
  2. Step 2: Convert to fraction form
    13,377,820.20/20,066,730.30 = 9,346,741.80/x
  3. Step 3: Cross multiply
    13,377,820.20x = 20,066,730.30 × 9,346,741.80
  4. Step 4: Simplify right side
    13,377,820.20x = 187,558,546,884,336.56
  5. Step 5: Solve for x
    x = 187,558,546,884,336.56/13,377,820.20
  6. Step 6: Final answer
    x = 14,020,112.70

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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.