Home / 18,386,573.60-27,579,860.40-16,402,527.20

Finding the Fourth Proportional to 18,386,573.60, 27,579,860.40 and 16,402,527.20

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Solution

The fourth proportional to 18,386,573.60, 27,579,860.40 and 16,402,527.20 is: 24,603,790.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,386,573.60 : 27,579,860.40 = 16,402,527.20 : x
  2. Step 2: Convert to fraction form
    18,386,573.60/27,579,860.40 = 16,402,527.20/x
  3. Step 3: Cross multiply
    18,386,573.60x = 27,579,860.40 × 16,402,527.20
  4. Step 4: Simplify right side
    18,386,573.60x = 452,379,410,383,202.81
  5. Step 5: Solve for x
    x = 452,379,410,383,202.81/18,386,573.60
  6. Step 6: Final answer
    x = 24,603,790.80

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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.