Home / 7,199,395.83-9,935,260.47-3,936,214.31

Finding the Fourth Proportional to 7,199,395.83, 9,935,260.47 and 3,936,214.31

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Solution

The fourth proportional to 7,199,395.83, 9,935,260.47 and 3,936,214.31 is: 5,432,027.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,199,395.83 : 9,935,260.47 = 3,936,214.31 : x
  2. Step 2: Convert to fraction form
    7,199,395.83/9,935,260.47 = 3,936,214.31/x
  3. Step 3: Cross multiply
    7,199,395.83x = 9,935,260.47 × 3,936,214.31
  4. Step 4: Simplify right side
    7,199,395.83x = 39,107,314,385,915.03
  5. Step 5: Solve for x
    x = 39,107,314,385,915.03/7,199,395.83
  6. Step 6: Final answer
    x = 5,432,027.26

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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.