Home / 8,537,415.30-12,801,694.28-3,143,289.15

Finding the Fourth Proportional to 8,537,415.30, 12,801,694.28 and 3,143,289.15

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Solution

The fourth proportional to 8,537,415.30, 12,801,694.28 and 3,143,289.15 is: 4,713,303.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,537,415.30 : 12,801,694.28 = 3,143,289.15 : x
  2. Step 2: Convert to fraction form
    8,537,415.30/12,801,694.28 = 3,143,289.15/x
  3. Step 3: Cross multiply
    8,537,415.30x = 12,801,694.28 × 3,143,289.15
  4. Step 4: Simplify right side
    8,537,415.30x = 40,239,426,716,224.62
  5. Step 5: Solve for x
    x = 40,239,426,716,224.62/8,537,415.30
  6. Step 6: Final answer
    x = 4,713,303.18

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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.