Home / 19,737,771.54-27,229,784.13-13,213,503.02

Finding the Fourth Proportional to 19,737,771.54, 27,229,784.13 and 13,213,503.02

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Solution

The fourth proportional to 19,737,771.54, 27,229,784.13 and 13,213,503.02 is: 18,229,050.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,737,771.54 : 27,229,784.13 = 13,213,503.02 : x
  2. Step 2: Convert to fraction form
    19,737,771.54/27,229,784.13 = 13,213,503.02/x
  3. Step 3: Cross multiply
    19,737,771.54x = 27,229,784.13 × 13,213,503.02
  4. Step 4: Simplify right side
    19,737,771.54x = 359,800,834,835,703.06
  5. Step 5: Solve for x
    x = 359,800,834,835,703.06/19,737,771.54
  6. Step 6: Final answer
    x = 18,229,050.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.