Home / 9,075,311.10-13,612,966.65-7,020,405.90

Finding the Fourth Proportional to 9,075,311.10, 13,612,966.65 and 7,020,405.90

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Solution

The fourth proportional to 9,075,311.10, 13,612,966.65 and 7,020,405.90 is: 10,530,608.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,075,311.10 : 13,612,966.65 = 7,020,405.90 : x
  2. Step 2: Convert to fraction form
    9,075,311.10/13,612,966.65 = 7,020,405.90/x
  3. Step 3: Cross multiply
    9,075,311.10x = 13,612,966.65 × 7,020,405.90
  4. Step 4: Simplify right side
    9,075,311.10x = 95,568,551,386,163.25
  5. Step 5: Solve for x
    x = 95,568,551,386,163.25/9,075,311.10
  6. Step 6: Final answer
    x = 10,530,608.85

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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.