Home / 72,894,115.98-100,594,060.92-39,856,496.94

Finding the Fourth Proportional to 72,894,115.98, 100,594,060.92 and 39,856,496.94

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Solution

The fourth proportional to 72,894,115.98, 100,594,060.92 and 39,856,496.94 is: 55,002,064.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,894,115.98 : 100,594,060.92 = 39,856,496.94 : x
  2. Step 2: Convert to fraction form
    72,894,115.98/100,594,060.92 = 39,856,496.94/x
  3. Step 3: Cross multiply
    72,894,115.98x = 100,594,060.92 × 39,856,496.94
  4. Step 4: Simplify right side
    72,894,115.98x = 4,009,326,881,240,153.50
  5. Step 5: Solve for x
    x = 4,009,326,881,240,153.50/72,894,115.98
  6. Step 6: Final answer
    x = 55,002,064.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.