Home / 8,589,145.77-12,883,382.10-2,909,369.88

Finding the Fourth Proportional to 8,589,145.77, 12,883,382.10 and 2,909,369.88

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Solution

The fourth proportional to 8,589,145.77, 12,883,382.10 and 2,909,369.88 is: 4,363,940.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,589,145.77 : 12,883,382.10 = 2,909,369.88 : x
  2. Step 2: Convert to fraction form
    8,589,145.77/12,883,382.10 = 2,909,369.88/x
  3. Step 3: Cross multiply
    8,589,145.77x = 12,883,382.10 × 2,909,369.88
  4. Step 4: Simplify right side
    8,589,145.77x = 37,482,523,834,271.15
  5. Step 5: Solve for x
    x = 37,482,523,834,271.15/8,589,145.77
  6. Step 6: Final answer
    x = 4,363,940.82

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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.