Home / 6,638,663.40-9,933,111.90-4,399,175.40

Finding the Fourth Proportional to 6,638,663.40, 9,933,111.90 and 4,399,175.40

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Solution

The fourth proportional to 6,638,663.40, 9,933,111.90 and 4,399,175.40 is: 6,582,274.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,638,663.40 : 9,933,111.90 = 4,399,175.40 : x
  2. Step 2: Convert to fraction form
    6,638,663.40/9,933,111.90 = 4,399,175.40/x
  3. Step 3: Cross multiply
    6,638,663.40x = 9,933,111.90 × 4,399,175.40
  4. Step 4: Simplify right side
    6,638,663.40x = 43,697,501,515,927.27
  5. Step 5: Solve for x
    x = 43,697,501,515,927.27/6,638,663.40
  6. Step 6: Final answer
    x = 6,582,274.00

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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.