Home / 13,150,088.06-18,145,549.98-7,268,927.96

Finding the Fourth Proportional to 13,150,088.06, 18,145,549.98 and 7,268,927.96

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Solution

The fourth proportional to 13,150,088.06, 18,145,549.98 and 7,268,927.96 is: 10,030,251.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,150,088.06 : 18,145,549.98 = 7,268,927.96 : x
  2. Step 2: Convert to fraction form
    13,150,088.06/18,145,549.98 = 7,268,927.96/x
  3. Step 3: Cross multiply
    13,150,088.06x = 18,145,549.98 × 7,268,927.96
  4. Step 4: Simplify right side
    13,150,088.06x = 131,898,695,599,199.44
  5. Step 5: Solve for x
    x = 131,898,695,599,199.44/13,150,088.06
  6. Step 6: Final answer
    x = 10,030,251.89

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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.