Home / 77,017,475.72-115,563,580.50-33,881,074.04

Finding the Fourth Proportional to 77,017,475.72, 115,563,580.50 and 33,881,074.04

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Solution

The fourth proportional to 77,017,475.72, 115,563,580.50 and 33,881,074.04 is: 50,838,049.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,017,475.72 : 115,563,580.50 = 33,881,074.04 : x
  2. Step 2: Convert to fraction form
    77,017,475.72/115,563,580.50 = 33,881,074.04/x
  3. Step 3: Cross multiply
    77,017,475.72x = 115,563,580.50 × 33,881,074.04
  4. Step 4: Simplify right side
    77,017,475.72x = 3,915,418,227,248,000
  5. Step 5: Solve for x
    x = 3,915,418,227,248,000/77,017,475.72
  6. Step 6: Final answer
    x = 50,838,049.30

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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.