Home / 7,566,456.34-10,441,961.79-4,128,886

Finding the Fourth Proportional to 7,566,456.34, 10,441,961.79 and 4,128,886

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Solution

The fourth proportional to 7,566,456.34, 10,441,961.79 and 4,128,886 is: 5,698,000.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,566,456.34 : 10,441,961.79 = 4,128,886 : x
  2. Step 2: Convert to fraction form
    7,566,456.34/10,441,961.79 = 4,128,886/x
  3. Step 3: Cross multiply
    7,566,456.34x = 10,441,961.79 × 4,128,886
  4. Step 4: Simplify right side
    7,566,456.34x = 43,113,669,847,265.94
  5. Step 5: Solve for x
    x = 43,113,669,847,265.94/7,566,456.34
  6. Step 6: Final answer
    x = 5,698,000.21

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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.