Home / 49,995,724.64-74,986,009.66-13,606,950.62

Finding the Fourth Proportional to 49,995,724.64, 74,986,009.66 and 13,606,950.62

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Solution

The fourth proportional to 49,995,724.64, 74,986,009.66 and 13,606,950.62 is: 20,408,363.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,995,724.64 : 74,986,009.66 = 13,606,950.62 : x
  2. Step 2: Convert to fraction form
    49,995,724.64/74,986,009.66 = 13,606,950.62/x
  3. Step 3: Cross multiply
    49,995,724.64x = 74,986,009.66 × 13,606,950.62
  4. Step 4: Simplify right side
    49,995,724.64x = 1,020,330,930,634,462.88
  5. Step 5: Solve for x
    x = 1,020,330,930,634,462.88/49,995,724.64
  6. Step 6: Final answer
    x = 20,408,363.67

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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.