Home / 13,047,087.60-17,992,166.04-12,017,234.16

Finding the Fourth Proportional to 13,047,087.60, 17,992,166.04 and 12,017,234.16

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Solution

The fourth proportional to 13,047,087.60, 17,992,166.04 and 12,017,234.16 is: 16,571,979.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,047,087.60 : 17,992,166.04 = 12,017,234.16 : x
  2. Step 2: Convert to fraction form
    13,047,087.60/17,992,166.04 = 12,017,234.16/x
  3. Step 3: Cross multiply
    13,047,087.60x = 17,992,166.04 × 12,017,234.16
  4. Step 4: Simplify right side
    13,047,087.60x = 216,216,072,348,279.91
  5. Step 5: Solve for x
    x = 216,216,072,348,279.91/13,047,087.60
  6. Step 6: Final answer
    x = 16,571,979.81

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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.