Home / 18,127,927.56-25,018,676.04-10,181,780.16

Finding the Fourth Proportional to 18,127,927.56, 25,018,676.04 and 10,181,780.16

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Solution

The fourth proportional to 18,127,927.56, 25,018,676.04 and 10,181,780.16 is: 14,052,056.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,127,927.56 : 25,018,676.04 = 10,181,780.16 : x
  2. Step 2: Convert to fraction form
    18,127,927.56/25,018,676.04 = 10,181,780.16/x
  3. Step 3: Cross multiply
    18,127,927.56x = 25,018,676.04 × 10,181,780.16
  4. Step 4: Simplify right side
    18,127,927.56x = 254,734,659,333,539.38
  5. Step 5: Solve for x
    x = 254,734,659,333,539.38/18,127,927.56
  6. Step 6: Final answer
    x = 14,052,056.34

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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.