Home / 8,447,895.12-12,637,137.54-6,745,363.80

Finding the Fourth Proportional to 8,447,895.12, 12,637,137.54 and 6,745,363.80

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Solution

The fourth proportional to 8,447,895.12, 12,637,137.54 and 6,745,363.80 is: 10,090,334.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,447,895.12 : 12,637,137.54 = 6,745,363.80 : x
  2. Step 2: Convert to fraction form
    8,447,895.12/12,637,137.54 = 6,745,363.80/x
  3. Step 3: Cross multiply
    8,447,895.12x = 12,637,137.54 × 6,745,363.80
  4. Step 4: Simplify right side
    8,447,895.12x = 85,242,090,097,937.05
  5. Step 5: Solve for x
    x = 85,242,090,097,937.05/8,447,895.12
  6. Step 6: Final answer
    x = 10,090,334.80

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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.