Home / 7,885,280.10-11,811,331.35-6,558,176.10

Finding the Fourth Proportional to 7,885,280.10, 11,811,331.35 and 6,558,176.10

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Solution

The fourth proportional to 7,885,280.10, 11,811,331.35 and 6,558,176.10 is: 9,823,467.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,885,280.10 : 11,811,331.35 = 6,558,176.10 : x
  2. Step 2: Convert to fraction form
    7,885,280.10/11,811,331.35 = 6,558,176.10/x
  3. Step 3: Cross multiply
    7,885,280.10x = 11,811,331.35 × 6,558,176.10
  4. Step 4: Simplify right side
    7,885,280.10x = 77,460,790,968,750.73
  5. Step 5: Solve for x
    x = 77,460,790,968,750.73/7,885,280.10
  6. Step 6: Final answer
    x = 9,823,467.27

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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.