Home / 47,902,963.73-71,853,408.12-13,358,443.77

Finding the Fourth Proportional to 47,902,963.73, 71,853,408.12 and 13,358,443.77

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Solution

The fourth proportional to 47,902,963.73, 71,853,408.12 and 13,358,443.77 is: 20,037,376.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,902,963.73 : 71,853,408.12 = 13,358,443.77 : x
  2. Step 2: Convert to fraction form
    47,902,963.73/71,853,408.12 = 13,358,443.77/x
  3. Step 3: Cross multiply
    47,902,963.73x = 71,853,408.12 × 13,358,443.77
  4. Step 4: Simplify right side
    47,902,963.73x = 959,849,712,103,975.50
  5. Step 5: Solve for x
    x = 959,849,712,103,975.50/47,902,963.73
  6. Step 6: Final answer
    x = 20,037,376.34

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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.