Home / 7,237,837.08-9,979,776.92-5,399,103.20

Finding the Fourth Proportional to 7,237,837.08, 9,979,776.92 and 5,399,103.20

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Solution

The fourth proportional to 7,237,837.08, 9,979,776.92 and 5,399,103.20 is: 7,444,467.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237,837.08 : 9,979,776.92 = 5,399,103.20 : x
  2. Step 2: Convert to fraction form
    7,237,837.08/9,979,776.92 = 5,399,103.20/x
  3. Step 3: Cross multiply
    7,237,837.08x = 9,979,776.92 × 5,399,103.20
  4. Step 4: Simplify right side
    7,237,837.08x = 53,881,845,467,657.02
  5. Step 5: Solve for x
    x = 53,881,845,467,657.02/7,237,837.08
  6. Step 6: Final answer
    x = 7,444,467.85

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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.