Home / 54,818,570.68-82,227,996.20-13,878,014.20

Finding the Fourth Proportional to 54,818,570.68, 82,227,996.20 and 13,878,014.20

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Solution

The fourth proportional to 54,818,570.68, 82,227,996.20 and 13,878,014.20 is: 20,817,056.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,818,570.68 : 82,227,996.20 = 13,878,014.20 : x
  2. Step 2: Convert to fraction form
    54,818,570.68/82,227,996.20 = 13,878,014.20/x
  3. Step 3: Cross multiply
    54,818,570.68x = 82,227,996.20 × 13,878,014.20
  4. Step 4: Simplify right side
    54,818,570.68x = 1,141,161,298,536,594.75
  5. Step 5: Solve for x
    x = 1,141,161,298,536,594.75/54,818,570.68
  6. Step 6: Final answer
    x = 20,817,056.78

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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.