Home / 13,019,252.72-19,526,209.64-4,929,437.36

Finding the Fourth Proportional to 13,019,252.72, 19,526,209.64 and 4,929,437.36

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Solution

The fourth proportional to 13,019,252.72, 19,526,209.64 and 4,929,437.36 is: 7,393,145.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,019,252.72 : 19,526,209.64 = 4,929,437.36 : x
  2. Step 2: Convert to fraction form
    13,019,252.72/19,526,209.64 = 4,929,437.36/x
  3. Step 3: Cross multiply
    13,019,252.72x = 19,526,209.64 × 4,929,437.36
  4. Step 4: Simplify right side
    13,019,252.72x = 96,253,227,298,608.16
  5. Step 5: Solve for x
    x = 96,253,227,298,608.16/13,019,252.72
  6. Step 6: Final answer
    x = 7,393,145.32

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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.