Home / 5,121,751.84-7,068,003.03-2,829,896.20

Finding the Fourth Proportional to 5,121,751.84, 7,068,003.03 and 2,829,896.20

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Solution

The fourth proportional to 5,121,751.84, 7,068,003.03 and 2,829,896.20 is: 3,905,248.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,121,751.84 : 7,068,003.03 = 2,829,896.20 : x
  2. Step 2: Convert to fraction form
    5,121,751.84/7,068,003.03 = 2,829,896.20/x
  3. Step 3: Cross multiply
    5,121,751.84x = 7,068,003.03 × 2,829,896.20
  4. Step 4: Simplify right side
    5,121,751.84x = 20,001,714,916,185.49
  5. Step 5: Solve for x
    x = 20,001,714,916,185.49/5,121,751.84
  6. Step 6: Final answer
    x = 3,905,248.74

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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.