Home / 15,609,763.80-23,421,644.10-7,085,712.60

Finding the Fourth Proportional to 15,609,763.80, 23,421,644.10 and 7,085,712.60

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Solution

The fourth proportional to 15,609,763.80, 23,421,644.10 and 7,085,712.60 is: 10,631,745.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,609,763.80 : 23,421,644.10 = 7,085,712.60 : x
  2. Step 2: Convert to fraction form
    15,609,763.80/23,421,644.10 = 7,085,712.60/x
  3. Step 3: Cross multiply
    15,609,763.80x = 23,421,644.10 × 7,085,712.60
  4. Step 4: Simplify right side
    15,609,763.80x = 165,959,038,712,085.66
  5. Step 5: Solve for x
    x = 165,959,038,712,085.66/15,609,763.80
  6. Step 6: Final answer
    x = 10,631,745.67

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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.