Home / 7,650,065.75-10,557,323.01-4,212,429.80

Finding the Fourth Proportional to 7,650,065.75, 10,557,323.01 and 4,212,429.80

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Solution

The fourth proportional to 7,650,065.75, 10,557,323.01 and 4,212,429.80 is: 5,813,281.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650,065.75 : 10,557,323.01 = 4,212,429.80 : x
  2. Step 2: Convert to fraction form
    7,650,065.75/10,557,323.01 = 4,212,429.80/x
  3. Step 3: Cross multiply
    7,650,065.75x = 10,557,323.01 × 4,212,429.80
  4. Step 4: Simplify right side
    7,650,065.75x = 44,471,982,002,763.08
  5. Step 5: Solve for x
    x = 44,471,982,002,763.08/7,650,065.75
  6. Step 6: Final answer
    x = 5,813,281.02

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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.