Home / 74,833,416.45-112,250,124.68-49,005,383.85

Finding the Fourth Proportional to 74,833,416.45, 112,250,124.68 and 49,005,383.85

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Solution

The fourth proportional to 74,833,416.45, 112,250,124.68 and 49,005,383.85 is: 73,508,075.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,833,416.45 : 112,250,124.68 = 49,005,383.85 : x
  2. Step 2: Convert to fraction form
    74,833,416.45/112,250,124.68 = 49,005,383.85/x
  3. Step 3: Cross multiply
    74,833,416.45x = 112,250,124.68 × 49,005,383.85
  4. Step 4: Simplify right side
    74,833,416.45x = 5,500,860,446,908,732
  5. Step 5: Solve for x
    x = 5,500,860,446,908,732/74,833,416.45
  6. Step 6: Final answer
    x = 73,508,075.78

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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.