Home / 5,346,003.90-8,012,007.45-2,148,512.70

Finding the Fourth Proportional to 5,346,003.90, 8,012,007.45 and 2,148,512.70

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Solution

The fourth proportional to 5,346,003.90, 8,012,007.45 and 2,148,512.70 is: 3,219,956.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346,003.90 : 8,012,007.45 = 2,148,512.70 : x
  2. Step 2: Convert to fraction form
    5,346,003.90/8,012,007.45 = 2,148,512.70/x
  3. Step 3: Cross multiply
    5,346,003.90x = 8,012,007.45 × 2,148,512.70
  4. Step 4: Simplify right side
    5,346,003.90x = 17,213,899,758,819.62
  5. Step 5: Solve for x
    x = 17,213,899,758,819.62/5,346,003.90
  6. Step 6: Final answer
    x = 3,219,956.45

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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.