Home / 47,371,922.84-71,047,255.62-21,788,352.92

Finding the Fourth Proportional to 47,371,922.84, 71,047,255.62 and 21,788,352.92

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Solution

The fourth proportional to 47,371,922.84, 71,047,255.62 and 21,788,352.92 is: 32,677,640.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,371,922.84 : 71,047,255.62 = 21,788,352.92 : x
  2. Step 2: Convert to fraction form
    47,371,922.84/71,047,255.62 = 21,788,352.92/x
  3. Step 3: Cross multiply
    47,371,922.84x = 71,047,255.62 × 21,788,352.92
  4. Step 4: Simplify right side
    47,371,922.84x = 1,548,002,679,446,013.75
  5. Step 5: Solve for x
    x = 1,548,002,679,446,013.75/47,371,922.84
  6. Step 6: Final answer
    x = 32,677,640.82

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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.