Home / 7,201,869.80-10,801,076.70-4,162,663.40

Finding the Fourth Proportional to 7,201,869.80, 10,801,076.70 and 4,162,663.40

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Solution

The fourth proportional to 7,201,869.80, 10,801,076.70 and 4,162,663.40 is: 6,242,996.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,201,869.80 : 10,801,076.70 = 4,162,663.40 : x
  2. Step 2: Convert to fraction form
    7,201,869.80/10,801,076.70 = 4,162,663.40/x
  3. Step 3: Cross multiply
    7,201,869.80x = 10,801,076.70 × 4,162,663.40
  4. Step 4: Simplify right side
    7,201,869.80x = 44,961,246,659,682.77
  5. Step 5: Solve for x
    x = 44,961,246,659,682.77/7,201,869.80
  6. Step 6: Final answer
    x = 6,242,996.32

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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.