Home / 54,256,676.64-81,381,718.96-19,243,525.92

Finding the Fourth Proportional to 54,256,676.64, 81,381,718.96 and 19,243,525.92

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Solution

The fourth proportional to 54,256,676.64, 81,381,718.96 and 19,243,525.92 is: 28,864,119.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,256,676.64 : 81,381,718.96 = 19,243,525.92 : x
  2. Step 2: Convert to fraction form
    54,256,676.64/81,381,718.96 = 19,243,525.92/x
  3. Step 3: Cross multiply
    54,256,676.64x = 81,381,718.96 × 19,243,525.92
  4. Step 4: Simplify right side
    54,256,676.64x = 1,566,071,218,220,915.50
  5. Step 5: Solve for x
    x = 1,566,071,218,220,915.50/54,256,676.64
  6. Step 6: Final answer
    x = 28,864,119.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.