Home / 13,503,830.91-20,256,647.63-4,749,058.82

Finding the Fourth Proportional to 13,503,830.91, 20,256,647.63 and 4,749,058.82

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Solution

The fourth proportional to 13,503,830.91, 20,256,647.63 and 4,749,058.82 is: 7,123,905.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,503,830.91 : 20,256,647.63 = 4,749,058.82 : x
  2. Step 2: Convert to fraction form
    13,503,830.91/20,256,647.63 = 4,749,058.82/x
  3. Step 3: Cross multiply
    13,503,830.91x = 20,256,647.63 × 4,749,058.82
  4. Step 4: Simplify right side
    13,503,830.91x = 96,200,010,965,855.08
  5. Step 5: Solve for x
    x = 96,200,010,965,855.08/13,503,830.91
  6. Step 6: Final answer
    x = 7,123,905.18

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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.