Home / 18,217,904.40-27,322,482.60-10,524,913.20

Finding the Fourth Proportional to 18,217,904.40, 27,322,482.60 and 10,524,913.20

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Solution

The fourth proportional to 18,217,904.40, 27,322,482.60 and 10,524,913.20 is: 15,784,842.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,217,904.40 : 27,322,482.60 = 10,524,913.20 : x
  2. Step 2: Convert to fraction form
    18,217,904.40/27,322,482.60 = 10,524,913.20/x
  3. Step 3: Cross multiply
    18,217,904.40x = 27,322,482.60 × 10,524,913.20
  4. Step 4: Simplify right side
    18,217,904.40x = 287,566,757,773,510.31
  5. Step 5: Solve for x
    x = 287,566,757,773,510.31/18,217,904.40
  6. Step 6: Final answer
    x = 15,784,842.84

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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.