Home / 30,314,597.94-45,474,920.91-8,749,722.42

Finding the Fourth Proportional to 30,314,597.94, 45,474,920.91 and 8,749,722.42

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Solution

The fourth proportional to 30,314,597.94, 45,474,920.91 and 8,749,722.42 is: 13,125,456.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,314,597.94 : 45,474,920.91 = 8,749,722.42 : x
  2. Step 2: Convert to fraction form
    30,314,597.94/45,474,920.91 = 8,749,722.42/x
  3. Step 3: Cross multiply
    30,314,597.94x = 45,474,920.91 × 8,749,722.42
  4. Step 4: Simplify right side
    30,314,597.94x = 397,892,935,033,953.75
  5. Step 5: Solve for x
    x = 397,892,935,033,953.75/30,314,597.94
  6. Step 6: Final answer
    x = 13,125,456.45

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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.