Home / 13,590,435.92-18,754,558.92-7,395,271.88

Finding the Fourth Proportional to 13,590,435.92, 18,754,558.92 and 7,395,271.88

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Solution

The fourth proportional to 13,590,435.92, 18,754,558.92 and 7,395,271.88 is: 10,205,343.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,590,435.92 : 18,754,558.92 = 7,395,271.88 : x
  2. Step 2: Convert to fraction form
    13,590,435.92/18,754,558.92 = 7,395,271.88/x
  3. Step 3: Cross multiply
    13,590,435.92x = 18,754,558.92 × 7,395,271.88
  4. Step 4: Simplify right side
    13,590,435.92x = 138,695,062,202,879.19
  5. Step 5: Solve for x
    x = 138,695,062,202,879.19/13,590,435.92
  6. Step 6: Final answer
    x = 10,205,343.16

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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.