Home / 8,877,885.91-12,250,168.99-5,391,411.55

Finding the Fourth Proportional to 8,877,885.91, 12,250,168.99 and 5,391,411.55

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Solution

The fourth proportional to 8,877,885.91, 12,250,168.99 and 5,391,411.55 is: 7,439,350.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,877,885.91 : 12,250,168.99 = 5,391,411.55 : x
  2. Step 2: Convert to fraction form
    8,877,885.91/12,250,168.99 = 5,391,411.55/x
  3. Step 3: Cross multiply
    8,877,885.91x = 12,250,168.99 × 5,391,411.55
  4. Step 4: Simplify right side
    8,877,885.91x = 66,045,702,582,137.84
  5. Step 5: Solve for x
    x = 66,045,702,582,137.84/8,877,885.91
  6. Step 6: Final answer
    x = 7,439,350.23

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1.5x scale

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.