Home / 26,820,308.58-40,236,460.05-9,780,981.54

Finding the Fourth Proportional to 26,820,308.58, 40,236,460.05 and 9,780,981.54

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Solution

The fourth proportional to 26,820,308.58, 40,236,460.05 and 9,780,981.54 is: 14,673,659.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,820,308.58 : 40,236,460.05 = 9,780,981.54 : x
  2. Step 2: Convert to fraction form
    26,820,308.58/40,236,460.05 = 9,780,981.54/x
  3. Step 3: Cross multiply
    26,820,308.58x = 40,236,460.05 × 9,780,981.54
  4. Step 4: Simplify right side
    26,820,308.58x = 393,552,072,983,997.44
  5. Step 5: Solve for x
    x = 393,552,072,983,997.44/26,820,308.58
  6. Step 6: Final answer
    x = 14,673,659.40

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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.