Home / 7,327,140.90-10,112,664.84-4,065,006.57

Finding the Fourth Proportional to 7,327,140.90, 10,112,664.84 and 4,065,006.57

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Solution

The fourth proportional to 7,327,140.90, 10,112,664.84 and 4,065,006.57 is: 5,610,380.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327,140.90 : 10,112,664.84 = 4,065,006.57 : x
  2. Step 2: Convert to fraction form
    7,327,140.90/10,112,664.84 = 4,065,006.57/x
  3. Step 3: Cross multiply
    7,327,140.90x = 10,112,664.84 × 4,065,006.57
  4. Step 4: Simplify right side
    7,327,140.90x = 41,108,049,014,808
  5. Step 5: Solve for x
    x = 41,108,049,014,808/7,327,140.90
  6. Step 6: Final answer
    x = 5,610,380.58

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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.