Home / 17,860,327.72-26,774,763-7,085,195.80

Finding the Fourth Proportional to 17,860,327.72, 26,774,763 and 7,085,195.80

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Solution

The fourth proportional to 17,860,327.72, 26,774,763 and 7,085,195.80 is: 10,621,554.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,860,327.72 : 26,774,763 = 7,085,195.80 : x
  2. Step 2: Convert to fraction form
    17,860,327.72/26,774,763 = 7,085,195.80/x
  3. Step 3: Cross multiply
    17,860,327.72x = 26,774,763 × 7,085,195.80
  4. Step 4: Simplify right side
    17,860,327.72x = 189,704,438,353,595.41
  5. Step 5: Solve for x
    x = 189,704,438,353,595.41/17,860,327.72
  6. Step 6: Final answer
    x = 10,621,554.17

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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.