Home / 15,325,573.95-21,154,416.92-9,132,563.27

Finding the Fourth Proportional to 15,325,573.95, 21,154,416.92 and 9,132,563.27

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Solution

The fourth proportional to 15,325,573.95, 21,154,416.92 and 9,132,563.27 is: 12,605,991.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,325,573.95 : 21,154,416.92 = 9,132,563.27 : x
  2. Step 2: Convert to fraction form
    15,325,573.95/21,154,416.92 = 9,132,563.27/x
  3. Step 3: Cross multiply
    15,325,573.95x = 21,154,416.92 × 9,132,563.27
  4. Step 4: Simplify right side
    15,325,573.95x = 193,194,050,810,423.62
  5. Step 5: Solve for x
    x = 193,194,050,810,423.62/15,325,573.95
  6. Step 6: Final answer
    x = 12,605,991.23

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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.