Home / 13,619,536.05-20,437,252.88-7,559,353.65

Finding the Fourth Proportional to 13,619,536.05, 20,437,252.88 and 7,559,353.65

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Solution

The fourth proportional to 13,619,536.05, 20,437,252.88 and 7,559,353.65 is: 11,343,442.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,619,536.05 : 20,437,252.88 = 7,559,353.65 : x
  2. Step 2: Convert to fraction form
    13,619,536.05/20,437,252.88 = 7,559,353.65/x
  3. Step 3: Cross multiply
    13,619,536.05x = 20,437,252.88 × 7,559,353.65
  4. Step 4: Simplify right side
    13,619,536.05x = 154,492,422,116,604.25
  5. Step 5: Solve for x
    x = 154,492,422,116,604.25/13,619,536.05
  6. Step 6: Final answer
    x = 11,343,442.36

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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.