Home / 15,937,816.89-21,994,085.79-9,062,299.56

Finding the Fourth Proportional to 15,937,816.89, 21,994,085.79 and 9,062,299.56

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Solution

The fourth proportional to 15,937,816.89, 21,994,085.79 and 9,062,299.56 is: 12,505,915.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,937,816.89 : 21,994,085.79 = 9,062,299.56 : x
  2. Step 2: Convert to fraction form
    15,937,816.89/21,994,085.79 = 9,062,299.56/x
  3. Step 3: Cross multiply
    15,937,816.89x = 21,994,085.79 × 9,062,299.56
  4. Step 4: Simplify right side
    15,937,816.89x = 199,316,993,977,319.25
  5. Step 5: Solve for x
    x = 199,316,993,977,319.25/15,937,816.89
  6. Step 6: Final answer
    x = 12,505,915.67

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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.