Home / 5,486,431.77-7,571,397.78-3,131,581.95

Finding the Fourth Proportional to 5,486,431.77, 7,571,397.78 and 3,131,581.95

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Solution

The fourth proportional to 5,486,431.77, 7,571,397.78 and 3,131,581.95 is: 4,321,652.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486,431.77 : 7,571,397.78 = 3,131,581.95 : x
  2. Step 2: Convert to fraction form
    5,486,431.77/7,571,397.78 = 3,131,581.95/x
  3. Step 3: Cross multiply
    5,486,431.77x = 7,571,397.78 × 3,131,581.95
  4. Step 4: Simplify right side
    5,486,431.77x = 23,710,452,624,118.07
  5. Step 5: Solve for x
    x = 23,710,452,624,118.07/5,486,431.77
  6. Step 6: Final answer
    x = 4,321,652.69

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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.