Home / 7,125,457.50-9,833,753.43-3,906,815.58

Finding the Fourth Proportional to 7,125,457.50, 9,833,753.43 and 3,906,815.58

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Solution

The fourth proportional to 7,125,457.50, 9,833,753.43 and 3,906,815.58 is: 5,391,746.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125,457.50 : 9,833,753.43 = 3,906,815.58 : x
  2. Step 2: Convert to fraction form
    7,125,457.50/9,833,753.43 = 3,906,815.58/x
  3. Step 3: Cross multiply
    7,125,457.50x = 9,833,753.43 × 3,906,815.58
  4. Step 4: Simplify right side
    7,125,457.50x = 38,418,661,110,202.44
  5. Step 5: Solve for x
    x = 38,418,661,110,202.44/7,125,457.50
  6. Step 6: Final answer
    x = 5,391,746.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.