Home / 26,390,999.08-39,519,296.70-17,388,257.32

Finding the Fourth Proportional to 26,390,999.08, 39,519,296.70 and 17,388,257.32

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Solution

The fourth proportional to 26,390,999.08, 39,519,296.70 and 17,388,257.32 is: 26,038,108.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,390,999.08 : 39,519,296.70 = 17,388,257.32 : x
  2. Step 2: Convert to fraction form
    26,390,999.08/39,519,296.70 = 17,388,257.32/x
  3. Step 3: Cross multiply
    26,390,999.08x = 39,519,296.70 × 17,388,257.32
  4. Step 4: Simplify right side
    26,390,999.08x = 687,171,700,125,026.88
  5. Step 5: Solve for x
    x = 687,171,700,125,026.88/26,390,999.08
  6. Step 6: Final answer
    x = 26,038,108.60

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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.