Home / 13,675,084.56-18,872,110.08-7,563,556.80

Finding the Fourth Proportional to 13,675,084.56, 18,872,110.08 and 7,563,556.80

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Solution

The fourth proportional to 13,675,084.56, 18,872,110.08 and 7,563,556.80 is: 10,437,981.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,675,084.56 : 18,872,110.08 = 7,563,556.80 : x
  2. Step 2: Convert to fraction form
    13,675,084.56/18,872,110.08 = 7,563,556.80/x
  3. Step 3: Cross multiply
    13,675,084.56x = 18,872,110.08 × 7,563,556.80
  4. Step 4: Simplify right side
    13,675,084.56x = 142,740,276,525,932.53
  5. Step 5: Solve for x
    x = 142,740,276,525,932.53/13,675,084.56
  6. Step 6: Final answer
    x = 10,437,981.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.