Home / 10,113,146.84-15,169,860.39-3,289,755.75

Finding the Fourth Proportional to 10,113,146.84, 15,169,860.39 and 3,289,755.75

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Solution

The fourth proportional to 10,113,146.84, 15,169,860.39 and 3,289,755.75 is: 4,934,679.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,113,146.84 : 15,169,860.39 = 3,289,755.75 : x
  2. Step 2: Convert to fraction form
    10,113,146.84/15,169,860.39 = 3,289,755.75/x
  3. Step 3: Cross multiply
    10,113,146.84x = 15,169,860.39 × 3,289,755.75
  4. Step 4: Simplify right side
    10,113,146.84x = 49,905,135,444,699.74
  5. Step 5: Solve for x
    x = 49,905,135,444,699.74/10,113,146.84
  6. Step 6: Final answer
    x = 4,934,679.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.