Home / 8,299,661.40-12,450,580.68-3,250,315.80

Finding the Fourth Proportional to 8,299,661.40, 12,450,580.68 and 3,250,315.80

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Solution

The fourth proportional to 8,299,661.40, 12,450,580.68 and 3,250,315.80 is: 4,875,900.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299,661.40 : 12,450,580.68 = 3,250,315.80 : x
  2. Step 2: Convert to fraction form
    8,299,661.40/12,450,580.68 = 3,250,315.80/x
  3. Step 3: Cross multiply
    8,299,661.40x = 12,450,580.68 × 3,250,315.80
  4. Step 4: Simplify right side
    8,299,661.40x = 40,468,319,103,378.74
  5. Step 5: Solve for x
    x = 40,468,319,103,378.74/8,299,661.40
  6. Step 6: Final answer
    x = 4,875,900.01

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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.