Home / 13,637,882.67-20,450,797.61-5,112,238.47

Finding the Fourth Proportional to 13,637,882.67, 20,450,797.61 and 5,112,238.47

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Solution

The fourth proportional to 13,637,882.67, 20,450,797.61 and 5,112,238.47 is: 7,666,098.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,637,882.67 : 20,450,797.61 = 5,112,238.47 : x
  2. Step 2: Convert to fraction form
    13,637,882.67/20,450,797.61 = 5,112,238.47/x
  3. Step 3: Cross multiply
    13,637,882.67x = 20,450,797.61 × 5,112,238.47
  4. Step 4: Simplify right side
    13,637,882.67x = 104,549,354,258,464.86
  5. Step 5: Solve for x
    x = 104,549,354,258,464.86/13,637,882.67
  6. Step 6: Final answer
    x = 7,666,098.67

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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.