Home / 7,507,452.92-11,262,065.12-5,626,151.78

Finding the Fourth Proportional to 7,507,452.92, 11,262,065.12 and 5,626,151.78

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Solution

The fourth proportional to 7,507,452.92, 11,262,065.12 and 5,626,151.78 is: 8,439,891.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507,452.92 : 11,262,065.12 = 5,626,151.78 : x
  2. Step 2: Convert to fraction form
    7,507,452.92/11,262,065.12 = 5,626,151.78/x
  3. Step 3: Cross multiply
    7,507,452.92x = 11,262,065.12 × 5,626,151.78
  4. Step 4: Simplify right side
    7,507,452.92x = 63,362,087,636,922.84
  5. Step 5: Solve for x
    x = 63,362,087,636,922.84/7,507,452.92
  6. Step 6: Final answer
    x = 8,439,891.45

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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.