Home / 18,447,219.83-27,687,621.24-9,818,564.42

Finding the Fourth Proportional to 18,447,219.83, 27,687,621.24 and 9,818,564.42

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Solution

The fourth proportional to 18,447,219.83, 27,687,621.24 and 9,818,564.42 is: 14,736,783.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,447,219.83 : 27,687,621.24 = 9,818,564.42 : x
  2. Step 2: Convert to fraction form
    18,447,219.83/27,687,621.24 = 9,818,564.42/x
  3. Step 3: Cross multiply
    18,447,219.83x = 27,687,621.24 × 9,818,564.42
  4. Step 4: Simplify right side
    18,447,219.83x = 271,852,692,643,062.12
  5. Step 5: Solve for x
    x = 271,852,692,643,062.12/18,447,219.83
  6. Step 6: Final answer
    x = 14,736,783.93

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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.