Home / 13,029,721.56-19,544,732.82-3,931,897.95

Finding the Fourth Proportional to 13,029,721.56, 19,544,732.82 and 3,931,897.95

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Solution

The fourth proportional to 13,029,721.56, 19,544,732.82 and 3,931,897.95 is: 5,897,892.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,029,721.56 : 19,544,732.82 = 3,931,897.95 : x
  2. Step 2: Convert to fraction form
    13,029,721.56/19,544,732.82 = 3,931,897.95/x
  3. Step 3: Cross multiply
    13,029,721.56x = 19,544,732.82 × 3,931,897.95
  4. Step 4: Simplify right side
    13,029,721.56x = 76,847,894,908,255.72
  5. Step 5: Solve for x
    x = 76,847,894,908,255.72/13,029,721.56
  6. Step 6: Final answer
    x = 5,897,892.33

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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.