Home / 13,860,564.93-20,774,520.07-5,658,084.52

Finding the Fourth Proportional to 13,860,564.93, 20,774,520.07 and 5,658,084.52

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Solution

The fourth proportional to 13,860,564.93, 20,774,520.07 and 5,658,084.52 is: 8,480,461.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,860,564.93 : 20,774,520.07 = 5,658,084.52 : x
  2. Step 2: Convert to fraction form
    13,860,564.93/20,774,520.07 = 5,658,084.52/x
  3. Step 3: Cross multiply
    13,860,564.93x = 20,774,520.07 × 5,658,084.52
  4. Step 4: Simplify right side
    13,860,564.93x = 117,543,990,418,496.31
  5. Step 5: Solve for x
    x = 117,543,990,418,496.31/13,860,564.93
  6. Step 6: Final answer
    x = 8,480,461.73

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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.