Home / 5,701,820.79-7,868,709.36-3,123,501.80

Finding the Fourth Proportional to 5,701,820.79, 7,868,709.36 and 3,123,501.80

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Solution

The fourth proportional to 5,701,820.79, 7,868,709.36 and 3,123,501.80 is: 4,310,540.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,701,820.79 : 7,868,709.36 = 3,123,501.80 : x
  2. Step 2: Convert to fraction form
    5,701,820.79/7,868,709.36 = 3,123,501.80/x
  3. Step 3: Cross multiply
    5,701,820.79x = 7,868,709.36 × 3,123,501.80
  4. Step 4: Simplify right side
    5,701,820.79x = 24,577,927,810,293.30
  5. Step 5: Solve for x
    x = 24,577,927,810,293.30/5,701,820.79
  6. Step 6: Final answer
    x = 4,310,540.21

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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.