Home / 7,762,763.86-10,712,687.33-4,278,228.29

Finding the Fourth Proportional to 7,762,763.86, 10,712,687.33 and 4,278,228.29

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Solution

The fourth proportional to 7,762,763.86, 10,712,687.33 and 4,278,228.29 is: 5,903,995.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,762,763.86 : 10,712,687.33 = 4,278,228.29 : x
  2. Step 2: Convert to fraction form
    7,762,763.86/10,712,687.33 = 4,278,228.29/x
  3. Step 3: Cross multiply
    7,762,763.86x = 10,712,687.33 × 4,278,228.29
  4. Step 4: Simplify right side
    7,762,763.86x = 45,831,321,954,262.70
  5. Step 5: Solve for x
    x = 45,831,321,954,262.70/7,762,763.86
  6. Step 6: Final answer
    x = 5,903,995.38

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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.