Home / 8,559,057.72-11,811,642.36-4,638,939.06

Finding the Fourth Proportional to 8,559,057.72, 11,811,642.36 and 4,638,939.06

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Solution

The fourth proportional to 8,559,057.72, 11,811,642.36 and 4,638,939.06 is: 6,401,813.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,559,057.72 : 11,811,642.36 = 4,638,939.06 : x
  2. Step 2: Convert to fraction form
    8,559,057.72/11,811,642.36 = 4,638,939.06/x
  3. Step 3: Cross multiply
    8,559,057.72x = 11,811,642.36 × 4,638,939.06
  4. Step 4: Simplify right side
    8,559,057.72x = 54,793,489,106,554.57
  5. Step 5: Solve for x
    x = 54,793,489,106,554.57/8,559,057.72
  6. Step 6: Final answer
    x = 6,401,813.25

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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.