Home / 51,052,935.40-76,579,403.10-18,704,775.40

Finding the Fourth Proportional to 51,052,935.40, 76,579,403.10 and 18,704,775.40

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Solution

The fourth proportional to 51,052,935.40, 76,579,403.10 and 18,704,775.40 is: 28,057,163.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,052,935.40 : 76,579,403.10 = 18,704,775.40 : x
  2. Step 2: Convert to fraction form
    51,052,935.40/76,579,403.10 = 18,704,775.40/x
  3. Step 3: Cross multiply
    51,052,935.40x = 76,579,403.10 × 18,704,775.40
  4. Step 4: Simplify right side
    51,052,935.40x = 1,432,400,535,251,563.50
  5. Step 5: Solve for x
    x = 1,432,400,535,251,563.50/51,052,935.40
  6. Step 6: Final answer
    x = 28,057,163.10

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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.